Term |
Definition |
Module |
| 1-PAM matrix | A matrix with column and row headings of the amino acids where entries represent the amount of evolution over one PAM period of time, or for one mutation per hundred amino acids | Searching Genomic Databases |
| 250-PAM matrix | Contains scoring information on the amount of evolution over 250 PAM periods of time | Searching Genomic Databases |
| 3-mers (or words) | Searching Genomic Databases | |
-A- |
||
| absolute error | The difference between the exact answer and the computer answer | Error: Round-Off Error in Loops |
| absolute value | Skydiving | |
| absorbing boundary conditions | Spreading of Fire and Disease | |
| absorption | Drug Dosage | |
| acceleration due to gravity | Skydiving | |
| accepting state (or final state) | Searching Genomic Databases | |
| adenine (A) | One of the nucleic acids of DNA | Genomic Data |
| ADP | adenosine diphosphate | Carbohydrate Metabolism |
| aerobic cells | Carbohydrate Metabolism | |
| alignment | When two DNA sequences have spaces in the sequences so that they are of the same length, but so that a space in one sequence is not in the same position as a space in the other sequence. | Genomic Sequence Comparison |
| alleles | Genomic Data | |
| amino acids | Genomic Data | |
| anchor | Pendulum Motion | |
| angular acceleration | Pendulum Motion | |
| Anopheles mosquito | Mosquito that transmits Plasmodium, which is the protozoan that causes malaria | Modeling Malaria |
| antiderivative | F is an antiderivative of f if F'(t) = f(t), or the derivative of F is f. | Integral Calculus |
| applet | A program that can run within a Java-compatible browser | Java for C++ Programmers |
| ASCII file | Text file that is not a web page | CGI Programs and Web Forms |
| atomic | An adjective for a value that is indivisible | Relational Databases |
| ATP | adenosine triphosphate | Carbohydrate Metabolism |
| ATP synthase particles | Carbohydrate Metabolism | |
| attribute | Corresponds to a column in a relation | Introduction to Databases |
| attribute (of an entity) | A particular property of an entity that describes the entity | Entity-Relationship Model |
| attribute domain | The set of all possible values of an attribute | Entity-Relationship Model |
| average velocity, or average rate of change of s with respect to t | Suppose s(t) is the position of an object at time t, where a ≤ t ≤ b. The average velocity, or average rate of change of s with respect to t, of the object from time a to time b is: average velocity = (change in position) / (change in time) = (s(b) - s(a)) / (b - a) | Differential Calculus |
-B- |
||
| back single quote | Mathematical Tutorial 2 | |
| Barnes-Hut Algorithm | Parallel Algorithms | |
| base 2 number system (or binary system) | A system that has two digits, 0 and 1. By reading a binary integer from right to left, the bit gives the number of units | Error: Integer Storage |
| base pairs (bp) | The length of a DNA module | Genomic Data |
| bases (or nucleic acids) | Genomic Data | |
| binary | An adjective that describes the relationship type when two entity types participate | Entity-Relationship Model |
| binary system (or base 2 number system) | A system that has two digits, 0 and 1. By reading a binary integer from right to left, the bit gives the number of units | Error: Integer Storage |
| bioinformatics | Deals with the organization of biological data, such as in databases, and the analysis of such data | Genomic Data |
| boolean | A primitive type that has the two values, true and false | Java for C++ Programmers |
| Box-Muller-Gauss Method | Problem Distribution | |
| Brownian Motion | The behavior of a molecule suspended in a liquid | Random Walk |
| byte | A sequence of bits that can encode a character | Error: Integer Storage |
| bytecode | Platform-independent code translated from source code that a Java runtime system can interpret | Java for C++ Programmers |
-C- |
||
| call by value (or pass by value) | A method of passing information to a function whereby the parameter receives a copy of the value of the argument | From C++ to C |
| candidate key | A superkey in which no proper subset is a superkey | Relational Databases |
| carbohydrates | Carbohydrate Metabolism | |
| carbon dating | Uses the amount of carbon-14 in an object to estimate the age of an object | Unconstrained Growth & Decay |
| cardinal constraint | Numeric restriction on the possible relationship | Entity-Relationship Model |
| carrying capacity | Limit on the maximum number of individuals that can be supported in a population | Modeling
Malaria Constrained Growth |
| Cartesian product (or cross product) | The set of all ordered n-tuples or tuples where each coordinate comes from the corresponding set | Relational Databases |
| central processing unit(CPU) | Concurrent Processing | |
| coenzymes | Carbohydrate Metabolism | |
| Common Gateway Interface program (CGI program) | A dynamic program that executes in real time. | CGI Programs and Web Forms |
| CGI query string | CGI Programs and Web Forms | |
| chromosomes | Very long DNA molecules | Genomic Data |
| clustering | Parallel Algorithms | |
| codon | A triplet of nucleotides that specifies an amino acid | Genomic Data |
| coefficient of drag (or drag coefficient) | Skydiving | |
| complement | The opposite value, 0 or 1, of a bit | Error: Integer Arithmetic |
| complementary bases | Genomic Data | |
| complements | Genomic Data | |
| component-wise | Parallel Algorithms | |
| composite attribute | Multiple components that each have an independent existence | Entity-Relationship Model |
| composite key | A key that consists of several attributes | Entity-Relationship Model |
| compound condition | Stella Tutorial 2 | |
| computer simulation | Having a computer program imitate reality in order to study situations and make decisions | Monte Carlo Simulations |
| concentration | Drug Dosage | |
| conceptual level | The part of a database that describes the logical structure of the entire database, including descriptions of the data and relationships amongst the data | Entity-Relationship Model |
| concurrent processing | Concurrent Processing | |
| connector | Transmits an input or an output | STELLA Tutorial |
| constrained growth | Growth in a population with a carrying capacity; can be modeled with a logistic equation | Modeling Malaria |
| content-type descriptor | CGI Programs and Web Forms | |
| continuous distribution | Problem Distribution | |
| continuous growth rate | Unconstrained Growth & Decay | |
| convective currents | Solidification | |
| conversion specification | Specifies to what notation the computer should convert a value for input or output operations | From C++ to C |
| course granularity | Concurrent Processing | |
| cross product (or Cartesian product) | The set of all ordered n-tuples or tuples where each coordinate comes from the corresponding set | Relational Databases |
| cytosine (C ) | One of the nucleic acids of DNA | Genomic Data |
-D- |
||
| data definition language (DDL) | Designs and maintains the database | Introduction to Databases |
| data dependence | Occurs when the format of the data storage is dependent upon the application program | Introduction to Databases |
| data inconsistency | The occurrence when two or more files have the same data stored in different formats or if data must be matched between files. | Introduction to Databases |
| data integrity | The assurance that data is correct | Introduction to Databases |
| data manipulation language (DML) | Accesses and updates data in the database (also known as query language) | Introduction to Databases |
| data partition | Parallel Algorithms | |
| data security | Refers to data being protected so that only authorized personnel can access them | Introduction to Databases |
| database | An integrated collection of files | Introduction to Databases |
| database management system (DBMS) | A database software that contains two major functional parts, a data manipulation language (DML) or query language and a data definition language | Introduction to Databases |
| decay constant (or disintegration constant) | Radioactive Chains | |
| definite integral | see module | Integral Calculus |
| degree | The number of entity types that participate | Entity-Relationship Model |
| dehydrogenases | Carbohydrate Metabolism | |
| dendrites | Solidification | |
| density function | Problem Distribution | |
| dependent variables | The variable which depends on others | Modeling Process |
| derivative | Differential Calculus | |
| derivative of y = s(t) with respect to t | see module for formulas | Differential Calculus |
| deterministic behavior | A system in which we are modeling exhibits this type of behavior if no random effects are exhibited or if no elements of chance exist | Modeling Process |
| deterministic finite automaton (DFA) | (also known as a finite state machine) | Searching Genomic Databases |
| difference | A relation consisting of the tuples that appear in one relation but not the other | Relational Databases |
| differentiable | If the derivative of s exists at a, we say the function is differentiable at a. | Differential Calculus |
| differential calculus | Differential Calculus | |
| differential equation | An equation that contains a derivative | Unconstrained Growth & Decay |
| differentiation | finding the derivative | Integral Calculus |
| direction of the force | The unit direction vector from (x1,
y1, z1) to (x2, y2,
z2), or direction of the force on Body 1 by Body 2
at those points, respectively, is as follows: d = |
Parallel Algorithms |
| discrete distribution | Problem Distribution | |
| disintegration constant (or decay constant) | Radioactive Chains | |
| distance between two points | The distance between two points,
(x1, y1, z1) and (x2,
y2, z2), is r = |
Parallel Algorithms |
| distributed processing | Concurrent Processing | |
| distribution | Problem Distribution | |
| distribution | Drug Dosage | |
| divide-and-conquer algorithm | Parallel Algorithms | |
| DNA (deoxyribonucleic acid) | A double strand of molecules that encodes information to build RNA and proteins. | Genomic Data |
| domain | The set of all possible values of an attribute | Introduction to Databases |
| double-equal sign | == | Integral Calculus |
| drag (or kinetic friction) | Skydiving | |
| drag coefficient (or coefficient of drag) | Skydiving | |
| drum | Pendulum Motion | |
| dynamic programming | A technique to determine the similarity and the alignment(s) that yield the highest score | Genomic Sequence Comparison |
| dynamite | Used to remove a component from the diagram | STELLA Tutorial |
-E- |
||
| electron transport system | Carbohydrate Metabolism | |
| elimination | Drug Dosage | |
| embarrassingly parallel algorithm | Parallel Algorithms | |
| empirical model | Based only on data and is used to predict, not explain, a system. An empirical model consists of a function that captures the trend of the data. | Empirical Models |
| entity | A real-world item or concept that exists on its own | Entity-Relationship Model |
| entity integrity constraint | Requires that no primary key value be null | Relational Databases |
| entity type | The set of all possible values for an entity | Entity-Relationship Model |
| Entity-Relationship Model (ER Model) | A high-level data model that is useful in developing a conceptual design for a database | Entity-Relationship Model |
| environment variables | CGI Programs and Web Forms | |
| enzyme concentration | Enzyme Kinetics | |
| enzyme kinetics | Enzyme Kinetics | |
| enzyme-substrate complex | Enzyme Kinetics | |
| enzymes | Catalysts for chemical reactions | Genomic Data |
| equijoin | A join where condition is a test of equality | Relational Databases |
| equilibrium solution | A solution where the derivative is always zero | Constrained Growth |
| escapement gear | Pendulum Motion | |
| Euler's Predictor-Corrector (EPC) Method | Runge Kutta 2 | |
| exception | Another word for errors generated in Java programs | Java for C++ Programmers |
| exponent | ||
| Exponential Method | Problem Distribution | |
| exponential notation | Represents a floating point number as a decimal fraction times a power of 10 | Error (Without Storage Details) |
| exposed | SARS | |
| external level | The part of a database that has the users' views of the database | Entity-Relationship Model |
-F- |
||
| falciparum | Protozoan that causes the deadliest of all the human malarias | Modeling Malaria |
| feedback loop | Skydiving | |
| female gametocyte | Egg | Modeling Malaria |
| file input stream | Java for C++ Programmers | |
| final state (or accepting state) | Searching Genomic Databases | |
| fine granularity | Concurrent Processing | |
| finite geometric series | Drug Dosage | |
| finite state machine | (also known as a DFA or deterministic finite automaton) | Searching Genomic Databases |
| First Normal Form (1NF) | A type of classification of a relational database that is given when each attribute is single-valued with atomic values | Relational Database Development |
| flow | An activity that changes magnitude of stock | STELLA Tutorial |
| Flynn Classification of Computer Architectures | Concurrent Processing | |
| foreign key | An attribute or set of attributes in a relation that matches a candidate key in a relation | Relational Databases |
| fractional part (or mantissa) | The integer formed by dropping the decimal point from a | Error (Without Storage Details) |
| free energy | Carbohydrate Metabolism | |
| fructose 1,6-bisphosphate (F1,6BP) | Carbohydrate Metabolism | |
| fully functional dependent | A way to describe an attribute (or set of attributes) in which attribute B is functionally dependent on A but is not functionally dependent on any proper subset of A | Relational Database Development |
| functionally dependent | A way to describe an attribute that for each value of A, one value of B corresponds exactly | Relational Database Development |
| Fundamental Theorem of Calculus | see module | Integral Calculus |
-G- |
||
| gaps | Spaces in an alignment | Searching Genomic Databases |
| Gaussian distribution (or Normal distribution) | Problem Distribution | |
| gene | A contiguous section of a chromosone that encodes information to build a protein or an RNA moleucle | Genomic Data |
| genetic code | A correspondence between codons and amino acids | Genomic Data |
| genome | A complete set of chromosones in a cell | Genomic Data |
| global | Searching Genomic Databases | |
| glucose | Carbohydrate Metabolism | |
| glycolysis | Carbohydrate Metabolism | |
| granularity | Concurrent Processing | |
| growth rate (or instantaneous growth rate) | Unconstrained Growth and Decay | |
| guanine (G) | One of the nucleic acids of DNA | Genomic Data |
-H- |
||
| half-life | The period of time that it takes for the substance to decay to half of its original amount |
Unconstrained
Growth & Decay Drug Dosage |
| handles | STELLA Tutorial | |
| heuristics | Searching Genomic Databases | |
| high performance computing | Concurrent Programming | |
| homologous | An adjective that is used when the similarity score is high enough | Searching Genomic Databases |
| Hooke's Law |
Within the elastic limit of the spring, where F is the applied force, k is the spring constant, and s is the displacement (distance) from the spring's equilibrium position, the following formula holds: F = -ks |
Modeling Bungee Jumping |
| host | Animal that is infected with a parasite | Modeling Malaria |
| HTML (Hypertext Markup Language) | The language used to create web pages | Creating Web Pages |
| HTTP (Hypertext Transfer Protocol) | The mechanism for exchanging information between a Web server and a browser | Creating Web Pages |
| hypnozite | In Plasmodium vivax and ovale, sporozoite that can become dormant and later mature to reinvade other parenchymal cells of the liver, where they continue to produce more merozoites, causing recurring bouts with malaria | Modeling Malaria |
-I- |
||
| impulse | The product of the thrust and the length of time | Rocket Motion |
| indefinite integral | The indefinite integral of f(t) is F(t) + C, where F'(t) = f(t) and C is an arbitrary constant. | Integral Calculus |
| independent variable | The variable on which others depend | Modeling Process |
| infecteds | SARS | |
| initial velocities | Enzyme Kinetics | |
| instantaneous growth rate (or growth rate) | Unconstrained Growth & Decay | |
| instantaneous velocity | (or the instantaneous rate of change of s with respect to t), at t = a is the limit of the average velocity from t = a to t = a + h as h approaches 0. | Differential Calculus |
| integral calculus |
Differential Calculus Integral Calculus |
|
| internal level | The part of a database that gives the details of the physical storage of the database on the computer | Entity-Relationship Model |
| interpolation | Empirical Model | |
| intersection | A relation consisting of only the tuples that appear in both relations | Relational Databases |
| isolation | SARS | |
-J- |
||
| join | The set of tuples from the Cartesian product of R and S that satisfies condition | Relational Database |
-K- |
||
| key | An attribute or set of attributes that uniquely identify a particular entity | Entity-Relationship Model |
| kinetic friction (or drag) | Skydiving | |
| Krebs' Cycle | Carbohydrate Metabolism | |
-L- |
||
| lactate | Carbohydrate Metabolism | |
| lactate fermentation | Carbohydrate Metabolism | |
| lattice | Solidification | |
| least squares | Empirical Model | |
| left hand sum | Integral Calculus | |
| left stop | Pendulum Motion | |
| limit | Suppose as x approaches some number c, f(x) approaches a number L. We say the limit of f(x) as x approaches c is L | Differential Calculus |
| limit of the reaction rate | Enzyme Kinetics | |
| linear combination | see module | Empirical Models |
| linear congruential method | A technique presented by D. J. Lehmer that generates random numbers | Monte Carlo Simulation |
| linear damping | Pendulum Motion | |
| linear least squares (or linear regression) | Empirical Models | |
| linear regression (or linear least squares) | Empirical Models | |
| linear speedup | Concurrent Processing | |
| local alignment | Searching Genomic Databases | |
| locally maximal segment pair | A segment from the query sequence and a seqment from a database sequence with a score that cannot become larger through shrinking or expanding the segments | Searching Genomic Databases |
| locus | Genomic Data | |
| logical operator | A symbol that we use to combine or negate expressions that are true or false. In STELLA, they are NOT, AND, and OR. | STELLA Tutorial 2 |
| logistic equations |
|
Modeling
Malaria Constrained Growth |
-M- |
||
| magnitude | Error w/o Storage Details | |
| magnitude of gravitational force between two bodies | The magnitude of gravitational force between two
bodies with masses mi and m2 at a
distance r apart is F = |
Parallel Algorithms |
| male gametocyte | Sperm | Modeling Malaria |
| mantissa (or fractional part) | The integer formed by dropping the decimal point from a | Error (Without Storage Details) |
| many-to-one relationship (N:1) | A relationship in which an entity form T can be related to several entities from S | Entity-Relationship Model |
| markup tags | Tags which begin with "<" and end with ">" to indicate formats, links, and other HTML instructions | Creating Web Pages |
| master | Parallel Algorithms | |
| Mathematica | A powerful computer algebra system that can plot graphs and perform a large variety of calculations with symbols as well as numbers | Mathematica Introduction |
| Mathematica notebook | An interactive book with text and the capability of performing calculations | Mathematic Introduction |
| mathematical modeling | The application of methods to analyze complex, real-world problems in order to make predictions about what might happen with various actions | Monte Carlo Simulation |
| Maximum Therapeutic Concentration | Drug Dosage | |
| messenger RNA (mRNA) | Genomic Data | |
| merozoite | Invasive cell produced asexually by sporozites | Modeling Malaria |
| message-passing multiprocessor | Concurrent Processing | |
| metabolism | Drug Dosage | |
| Michaelis-Menten constant | Enzyme Kinetics | |
| Michaelis-Menten equation | Enzyme Kinetics | |
| microstructures | Solidification | |
| MIME (Multipurpose Internet Mail Extension) | Encodes standard output files | CGI Programs and Web Forms |
| Minimum Effective Concentration (MEC) | Drug Dosage | |
| Minimum Toxic Concentration (MTC) | Drug Dosage | |
| modeling | The application of methods to analyze complex, real-world problems in order to make predictions about what might happen with various actions | Modeling Process |
| monosaccharides | Carbohydrate Metabolism | |
| Monte Carlo simulation | A probabilistic model involving an element of chance | Monte Carlo Simulation |
| multi-compartment model | Drug Dosage | |
| multi-valued attribute | An entity attribute that has more than one value for a particular entry | Entity-Relationship Model |
| multiprocessor | Concurrent Processing | |
-N- |
||
| NAD+ | Carbohydrate Metabolism | |
| name-value pairs | CGI Programs and Web Forms | |
| natural join | Relational Databases | |
| Newton (N) | A measure of force, and 1 N = 1 kg m / sec2 | Skydiving |
| Newton's Gravitational Constant | G = 6.67´10-11m3kg-1s-2 | Parallel Algorithms |
| Newton's Second Law |
A force, F, acting on
a body of mass, m, gives the body acceleration, a,
according to the following formula: F = ma |
Skydiving |
| Newtonian friction | Skydiving | |
| next state function (or transition function) | Returns the next state based on the present state and input | Searching Genomic Databases |
| Normal Distribution (or Gaussian Distribution) | Problem Distribution | |
| normalization | A process of adjusting relations to have several desirable characteristics | Relational Database Development |
| nucleic acids (or bases) | Genomic Data | |
| nucleotide | Consists of a base and associated sugar and phosphate | Genomic Data |
| null | The special attribute value that indicates an unknown or missing value | Entity-Relationship Model |
| numeric integration | Integral Calculus | |
-O- |
||
| octtree | Parallel Algorithms | |
| one's complement | The number with each bit complemented | Error: Integer Arithmetic |
| one-compartment model | Drug Dosage | |
| one-term model | Empirical Model | |
| one-to-many relationship (1:N) | A relationship in which an entity from S can be related to several entities from T, and an entity from T can be related to several entities from S | Entity-Relationship Model |
| one-to-one relationship (1:1) | A relationship in which an entity from S is related to at moset one entity from T and vice versa | Entity-Relationship Model |
| oocyst | Fertilized egg | Modeling Malaria |
| overflow | An error condition that occurs when there are not enough bits to express a value | Error: Integer Arithmetic |
| oxidation | Carbohydrate Metabolism | |
| oxidative phosphorylation | Carbohydrate Metabolism | |
-P- |
||
| package | A Mathematica file consisting primarily of definitions that we can load into our system to create additional functionality | Mathematical Tutorial 2 |
| parallel processing | Concurrent Processing | |
| pass by reference | A technique in which the reference is copied into the corresponding parameter | Java for C++ Programmers |
| pass by value | A method of passing information to a function whereby the parameter receives a copy of the value of the argument | Java for C++ Programmers |
| pathogen | Something that causes a disease | Modeling Malaria |
| peptide bonds | Genomic Data | |
| periodic boundary conditions | Spreading of Fire and Disease | |
| pharmacokinetics | Drug Dosage | |
| plasma | Drug Dosage | |
| Plasmodium | Protozoan that causes malaria | Modeling Malaria |
| Plasmodium falciparum | Protozoan that causes the deadliest of all the human malarias; in this form of malaria the patient does not suffer relapses | Modeling Malaria |
| Plasmodium ovale | Protozoan that causes a malaria in which there can be relapses | Modeling Malaria |
| Plasmodium vivax | Protozoan that causes a malaria in which there can be relapses | Modeling Malaria |
| Point Accepted Mutations (PAM or PAM 1) | The length of time for 1% of the amino acids to mutate | Searching Genomic Databases |
| Polymerase Chain Reaction (PCR) | A method used by scientists to make copies of particular pieces of DNA | Random Walk |
| precision | The number of significant digits in a number | Error: Floating Point Numbers |
| predicator variable | Empirical Models | |
| prefixes | Subsequences from the start of the sequences | Genomic Sequence Comparison |
| primary structure | The linear sequence of residues | Genomic Data |
| prime notation | Differential Calculus | |
| probabilistic behavior (or stochastic behavior) | A system in which we are modeling exhibits this type of behavior if an element of chance exists and there are random effects | Modeling Process |
| probability function (or probability density function) | Problem Distributions | |
| process | Concurrent Processing | |
| processor (or central processing unit) | Concurrent Processing | |
| proportional | u is proportional to v, written u a v, if there is a constant c such that u = cv | Modeling Malaria |
| protein synthesis | The process of going from DNA to building proteins | Genomic Data |
| proteins | The basic building blocks of life | Genomic Data |
| pseudorandom numbers | A sequence of numbers that an algorithm produces but which appears to be randomly generated | Monte Carlo Simulation |
| pyruvates | Carbohydrate Metabolism | |
-Q- |
||
| quarantine | SARS | |
| quaternary structure | Genomic Data | |
| query language | Accesses and updates data in the database (als known as data manipulation language or DML) | Introduction to Databases |
| query sequence | Searching Genomic Databases | |
-R- |
||
| random numbers | A sequence of numbers that an algorithm produces but which appears to be randomly generated | Monte Carlo Simulation |
| random walk | Refers to the apparently random movement of an entity | Random Walk |
| rate of change | Derivative | Modeling Malaria |
| rate of change of the population | Unconstrained Growth & Decay | |
| ratio of computation to communication | Concurrent Processing | |
| reaction rates | Enzyme Kinetics | |
| recognizer | A machine that detects when an input sequence belongs to a particular set | Searching Genomic Databases |
| recovereds | SARS | |
| recursive relationship | A relationship in which the same entity participates more than once in the relationship | Entity-Relationship Model |
| redundant data | The data that is duplicated between files | Introduction to Databases |
| referential integrity constraint | States that if relation B has a foreign key k from relation A, then each value of k in B (other than null) must appear as a value for the corresponding candidate key in some tuple of A | Relational Databases |
| Reimann sum | Integral Calculus | |
| Rejection Method | Problem Distribution | |
| relation (from Introduction to Databases module) | A two-dimensional table of data | Introduction to Databases |
| relation (from Relational Databases module) | A subset of the Cartesian product of sets; it has some, but not necessarily all, elements in the Cartesian product | Relational Databases |
| relation schema | A list of attributes with their corresponding domains | Relational Databases |
| relational database lifecycle | The process of developing a relational database system | Relational Database Development |
| relational database model | Based on mathematical principles: relations, attributes, domains, and tuples | Introduction to Databases |
| relational operator | a symbol that we use to test the relationship between two expressions. In STELLA, they are == (equal to), > (greater than), < (less than), != (not equal to), >= (greater than or equal to), and <= (less than or equal to) | STELLA Tutorial 2 |
| relationship (or relationship instance) | An ordered pair consisting of particular related entities | Entity-Relationship Model |
| relationship instance (or relationship) | An ordered pair consisting of particular related entities | Entity-Relationship Model |
| relationship type | A set of associations among entity types | Entity-Relationship Model |
| relative error | The absolute error divided by the exact answer | Error: Round-Off Error in Loops |
| reproductive number | The expected number of secondary infectious cases resulting from an average infectious case once the epidemic is in progress | SARS |
| residues | Genomic Data | |
| respiratory distress syndrome (RDS) | SARS | |
| response variable | Empirical Model | |
| reverse complementation | Genomic Data | |
| right hand sum | Integral Calculus | |
| right stop | Pendulum Motion | |
| RNA (ribonucleic acid) | A single strand of molecules that includes bases A, C, G, and uracil (U) instead of T | Genomic Data |
| role name | Indicates the purpose of an entity in a relationship | Entity-Relationship Model |
| root | Parallel Algorithms | |
| round-off error | Error (w/o Storage Details) | |
| Runge-Kutta 2 | Runge Kutta 2 | |
-S- |
||
| SARS | SARS | |
| scalability | Concurrent Processing | |
| schema | A description of the overall database structure | Introduction to Databases |
| score | Genomic Sequence Comparison | |
| Second Normal Form (2NF) | A type of classification given to a relational database when it is in 1NF and each attribute that is not a primary key is fully functionally dependent on the entity's primary key | Relational Database Development |
| secondary structure | Local sequence folds that are caused by interactions between atoms | Genomic Data |
| secular equilibrium | When two amounts are almost constant | Radioactive Chains |
| seed | The high scoring word match | Searching Genomic Databases |
| seed(2) | The intial value in the sequence for random numbers | Monte Carlo Simulation |
| SEIR Model | SARS | |
| selection operation | Returns a subset of the tuples from the relation that satisfies the selection condition | Relational Databases |
| selective | Searching Genomic Databases | |
| self-documenting | An adjective that describes an identifier when the name is descriptive of the item's role | Structured Query Language |
| sensitivity | Searching Genomic Databases | |
| sequential processing | Concurrent Processing | |
| sequencing | The process of finding the base-pair sequence of a section of DNA. | Genomic Data |
| serum | Drug Dosage | |
| set of input symbols | The set of one-letter symbols for the amino acids | Searching Genomic Databases |
| set of states | Searching Genomic Databases | |
| shared memory multiprocessor | Concurrent Processing | |
| signed-magnitude technique | Expresses the number in binary in a fixed number of bits; and the most significant (leftmost) bit indicates the sign, 0 for positive and 1 for negative | Error: Integer Arithmetic |
| significant digit | Error Without Storage | |
| similarity | The maximum total score of all alignments | Genomic Sequence Comparison |
| simple attribute | One component that has an independent existence | Entity-Relationship Model |
| simple harmonic oscillator |
Satisfies the following conditions: 1. The system oscillates around an equilibrium position 2. The equilibrium position is the point at which no net force exists. 3. The restoring force is proportional to the displacement. 4. The restoring force is in the opposite direction of the displacement. 5. The motion is periodic. |
Modeling Bungee Jumping |
| simple pendulum | Pendulum Motion | |
| simulation | A probabalistic model involving an element of chance | Monte Carlo Simulation |
| single-valued attribute | An entity attribute that holds exactly one value | Entity-Relationship Model |
| SIR Model | SARS | |
| slaves | Parallel Algorithms | |
| snow crystals | Solidification | |
| solidification | Solidification | |
| specific impulse | Impulse per pound of burned fuel, or the quotient of impulse and the change in the fuel's weight | Rocket Motion |
| speed | Skydiving | |
| speedup factor | Concurrent Processing | |
| sporozoites | Thread-shaped, infectious agents that a Plasmodium-infected female mosquito injects into a human while sipping blood; they invade the liver | Modeling Malaria |
| stable | An adjective to describe an equation in which there is an interval (a,b) containing q | Constrained Growth |
| standard deviation | Monte Carlo Simulation | |
| STELLA | Systems modeling tool | Modeling Malaria |
| stochastic behavior (or probabilistic behavior) | A system in which we are modeling exhibits this type of behavior if an element of chance exists and there are random effects | Modeling Process |
| stock | A noun that represents something that accumulates | STELLA Tutorial |
| Stokes' friction | Skydiving | |
| string literal | A character string constant | From C++ to C |
| strong | An adjective that describes an entity type whose existence does not depend on some other entity type | Entity-Relationship Model |
| SQL (Structured Query Language) | The English-like interface to relational databases | Accessing Databases with SQL, Structured Query Language |
| subschema | Holds the definition of part of the data described in the schema | Introduction to Databases |
| substrate | Carbohydrate Metabolism | |
| substrate concentration | Enzyme Kinetics | |
| substrate-level phosphorylation | Carbohydrate Metabolism | |
| superkey | An attribute or set of attributes that uniquely identify a particular tuple in a relation | Relational Databases |
| susceptibles | SARS | |
-T- |
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| terminal speed | Skydiving | |
| tertiary structure | Genomic Data | |
| therapeutic range | Drug Dosage | |
| Third Normal Form (3NF) | A type of classification given to a relational database when it is in 2NF and no non-primary key attributes are functionally dependent on another non-primary key | Relational Database Development |
| thrust | A mechanical force caused by the acceleration of a mass of gas in the opposite direction. | Rocket Motion |
| thymine (T) | One of the nucleic acids of DNA | Genomic Data |
| transcription | A process in which an exact copy of the gene with U replacing T is made on a messenger RNA (mRNA) molecule | Genomic Data |
| transition diagram | Searching Genomic Databases | |
| transition function (or next state function) | Returns the next state based on the present state and input | Searching Genomic Databases |
| transmission constant | SARS | |
| transpose | A new matrix with rows and columns exchanged from the original matrix | Empirical Model |
| traverse | Parallel Algorithms | |
| truncate | To make shorter or chop off | Structured Query Language |
| truncation error | The problem of not having enough bits to store the entire floating point number | Error: Floating Point Numbers |
| truth table | Stella Tutorial 2 | |
| tuple | Corresponds to a row in a relation | Introduction to Databases |
| two-compartment model | Drug Dosage | |
| two's complement notation | Error(Integer Arithmetic) | |
-U- |
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| unconstrained growth | Growth in a population with no carrying capacity | Modeling Malaria |
| uniform distribution | Problem Distribution | |
| union | A relation consisting of all the tuples from the relations with duplicates omitted | Relational Databases |
| union compatible | An adjective for two relations that have the same degree n and corresponding attributes have the same domain | Relational Databases |
| unstable | An adjective to describe an equation in which no interval exists | Constrained Growth |
| update anomaly | A problem with inserting, deleting, or updating a database because of structure of the relations | Relational Database Development |
| uracil (U) | Genomic Data | |
| URL (Uniform Resource Locator) | The address of a page | Creating Web Pages |
-V- |
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| vector | an ordered n-tuple of numbers, v = (v1, v2, ..., vn) | Parallel Algorithms |
| vector | An animal that transmits a pathogen to another animal | Modeling Malaria |
| virtual machine | Java for C++ Programmers | |
-W- |
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| weak | An adjective that describes an entity type whose existence does depend on some other entity type | Entity-Relationship Model |
| weight | Skydiving | |
| words | Searching Genomic Databases | |
| wrapper class | Java for C++ Programmers | |
-X- |
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There are currently no words that fall under this category. |
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-Y- |
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| There are currently no words that fall under this category. | ||
-Z- |
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| There are currently no words that fall under this category. | ||