Template:Functions

Function
x ↦ f (x)
History of the function concept
Types by domain and codomain
`X` → B B → `X` Bⁿ → `X` `X` → Z Z → `X` `X` → R R → `X` Rⁿ → `X` `X` → C C → `X` Cⁿ → `X`
Classes/properties
Constant Identity Linear Polynomial Rational Algebraic Analytic Smooth Continuous Measurable Injective Surjective Bijective
Constructions
Restriction Composition λ Inverse
Generalizations
Relation (Binary relation) Set-valued Multivalued Partial Implicit Space Higher-order Morphism Functor
List of specific functions
v t e

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Conversions
convert many units (see: list) cvt abbreviated {{convert }} convinfobox {{convert }} for infoboxes bbl to t barrels of oil to tonnes long ton long hundredweights, quarters and pounds to kilograms; long tons and hundredweights to pounds and metric tons miles-chains miles and chains to kilometres linking "chains"		decdeg degrees, minutes, and seconds to decimal degrees deg2dms decimal degrees to degrees, minutes, and seconds deg2hms decimal degrees to hour angle (in hours, minutes, and seconds) hms2deg hour angle (in hours, minutes, and seconds) to decimal degrees inflation calculate inflation of Consumer Price Index-related prices pop density population density in an area track gauge railway track gauges

Notation and formatting

bigmath bigger font to match TeX \displaystyle (standalone formulas only) math short text-based formulas

mathcal [mathematical] calligraphic font; alternative to LaTeX \mathcal{...} tombstone symbol indicating the end of a proof

mvar individual italicized maths variables in normal text val measurement values, uncertainties and units

a line set above/below a sequence of characters vec various overarrows, underarrows, etc.

abs absolute values (paired vertical lines)

bra

ket

bra–ket notation

ldelim

rdelim

multiline delimiters (2–5 lines inclusive)

ceil, floor calculations :mw:Help:#expr; formatting indicators ⌈3.14⌉, ⌊3.14⌋ (no calculation performed) pars parentheses that can be resized (∑)

fraction slant fractions 3⁄5 (not for maths/science articles; use standing or upright fractions {{sfrac}} instead) sfrac "standing" or upright fractions ⁠3/5⁠ (use in maths/science articles instead of{{fraction}})

intmath integral symbols

sub

sup

su

subscripts and superscripts

overset

underset

arbitrary characters/diacritics set above/below one another

tmath Wrap TeX in <math> tags