/ English Dictionary

MATHEMATICAL FUNCTION

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)

Synonyms:

function; map; mapping; mathematical function; single-valued function

Classified under:

Nouns denoting relations between people or things or ideas

Hypernyms ("mathematical function" is a kind of...):

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

Domain category:

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

Hyponyms (each of the following is a kind of "mathematical function"):

multinomial; polynomial (a mathematical function that is the sum of a number of terms)

expansion (a function expressed as a sum or product of terms)

inverse function (a 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)

isometry (a one-to-one mapping of one metric space into another metric space that preserves the distances between each pair of points)

operator ((mathematics) a symbol or function representing a mathematical operation)

circular function; trigonometric function (function of an angle expressed as a ratio of the length 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)

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