math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement

mathematical relation - a relation between mathematical expressions (such as equality or inequality)

inverse function - the function obtained by expressing the dependent variable of one function as the independent variable of another; f and g are inverse functions if f(x)=y and g(y)=x

Kronecker delta - a function of two variables i and j that equals 1 when i=j and equals 0 otherwise

metric, metric function - a function of a topological space that gives, for any two points in the space, a value equal to the distance between them

transformation - (mathematics) a function that changes the position or direction of the axes of a coordinate system

mapping, map, correspondence - a function such that for every element of one set there is a unique element of another set

operator - (mathematics) a symbol that represents a function from functions to functions; "the integral operator"

circular function, trigonometric function - function of an angle expressed as a ratio of the sides of right-angled triangle containing the angle

threshold function - a function that takes the value 1 if a specified function of the arguments exceeds a given threshold and 0 otherwise

exponential, exponential function - a function in which an independent variable appears as an exponent

usefulness, utility - the quality of being of practical use

raison d'etre - the purpose that justifies a thing's existence

duty - work that you are obliged to perform for moral or legal reasons; "the duties of the job"

capacity - a specified function; "he was employed in the capacity of director"; "he should be retained in his present capacity at a higher salary"

hat - an informal term for a person's role; "he took off his politician's hat and talked frankly"

portfolio - the role of the head of a government department; "he holds the portfolio for foreign affairs"

lieu, stead, place, position - the function or position properly or customarily occupied or served by another; "can you go in my stead?"; "took his place"; "in lieu of"

second fiddle - a secondary role or function; "he hated to play second fiddle to anyone"

relation - an abstraction belonging to or characteristic of two entities or parts together

social affair, social gathering - a gathering for the purpose of promoting fellowship

social event - an event characteristic of persons forming groups

party - an occasion on which people can assemble for social interaction and entertainment; "he planned a party to celebrate Bastille Day"

celebration, jubilation - a joyful occasion for special festivities to mark some happy event

ceremonial, ceremonial occasion, ceremony, observance - a formal event performed on a special occasion; "a ceremony commemorating Pearl Harbor"

fundraiser - a social function that is held for the purpose of raising money

photo op, photo opportunity - an occasion that lends itself to (or is deliberately arranged for) taking photographs that provide favorable publicity for those who are photographed

sleepover - an occasion of spending a night away from home or having a guest spend the night in your home (especially as a party for children)

software, software package, software system, package - (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory; "the market for software is expected to expand"

computer program, computer programme, program, programme - (computer science) a sequence of instructions that a computer can interpret and execute; "the program required several hundred lines of code"

cataloged procedure - a set of control statements that have been placed in a library and can be retrieved by name

contingency procedure - an alternative to the normal procedure; triggered if an unusual but anticipated situation arises

library routine - a debugged routine that is maintained in a program library

random number generator - a routine designed to yield a random number

recursive routine - a routine that can call itself

reusable routine - a routine that can be loaded once and executed repeatedly

executive routine, supervisory routine - a routine that coordinates the operation of subroutines

tracing routine - a routine that provides a chronological record of the execution of a computer program

service routine, utility routine - a routine that can be used as needed

double - do double duty; serve two purposes or have two functions; "She doubles as his wife and secretary"

roll - begin operating or running; "The cameras were rolling"; "The presses are already rolling"

run - be operating, running or functioning; "The car is still running--turn it off!"

run - be operating, running or functioning; "The car is still running--turn it off!"

cut - function as a cutting instrument; "This knife cuts well"

work - operate in or through; "Work the phones"

service, serve - be used by; as of a utility; "The sewage plant served the neighboring communities"; "The garage served to shelter his horses"

service, serve - be used by; as of a utility; "The sewage plant served the neighboring communities"; "The garage served to shelter his horses"

suffice, answer, do, serve - be sufficient; be adequate, either in quality or quantity; "A few words would answer"; "This car suits my purpose well"; "Will $100 do?"; "A 'B' grade doesn't suffice to get me into medical school"; "Nothing else will serve"

prelude - serve as a prelude or opening to

act as - function as or act like; "This heap of stones will act as a barrier"

serve - do duty or hold offices; serve in a specific function; "He served as head of the department for three years"; "She served in Congress for two terms"