Unary Functions

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mXparser - built-in Unary Functions

Key word Category Description Example Since
sin Unary Function Trigonometric sine function sin(x) 1.0
cos Unary Function Trigonometric cosine function cos(x) 1.0
tan Unary Function Trigonometric tangent function tan(x) 1.0
tg Unary Function Trigonometric tangent function tg(x) 1.0
ctan Unary Function Trigonometric cotangent function ctan(x) 1.0
ctg Unary Function Trigonometric cotangent function ctg(x) 1.0
cot Unary Function Trigonometric cotangent function cot(x) 1.0
sec Unary Function Trigonometric secant function sec(x) 1.0
cosec Unary Function Trigonometric cosecant function cosec(x) 1.0
csc Unary Function Trigonometric cosecant function csc(x) 1.0
asin Unary Function Inverse trigonometric sine function asin(x) 1.0
arsin Unary Function Inverse trigonometric sine function arsin(x) 1.0
arcsin Unary Function Inverse trigonometric sine function arcsin(x) 1.0
acos Unary Function Inverse trigonometric cosine function acos(x) 1.0
arcos Unary Function Inverse trigonometric cosine function arcos(x) 1.0
arccos Unary Function Inverse trigonometric cosine function arccos(x) 1.0
atan Unary Function Inverse trigonometric tangent function atan(x) 1.0
arctan Unary Function Inverse trigonometric tangent function arctan(x) 1.0
atg Unary Function Inverse trigonometric tangent function atg(x) 1.0
arctg Unary Function Inverse trigonometric tangent function arctg(x) 1.0
actan Unary Function Inverse trigonometric cotangent function actan(x) 1.0
arcctan Unary Function Inverse trigonometric cotangent function arcctan(x) 1.0
actg Unary Function Inverse trigonometric cotangent function actg(x) 1.0
arcctg Unary Function Inverse trigonometric cotangent function arcctg(x) 1.0
acot Unary Function Inverse trigonometric cotangent function acot(x) 1.0
arccot Unary Function Inverse trigonometric cotangent function arccot(x) 1.0
ln Unary Function Natural logarithm function (base e) ln(x) 1.0
log2 Unary Function Binary logarithm function (base 2) log2(x) 1.0
log10 Unary Function Common logarithm function (base 10) log10(x) 1.0
rad Unary Function Degrees to radians function rad(x) 1.0
exp Unary Function Exponential function exp(x) 1.0
sqrt Unary Function Squre root function sqrt(x) 1.0
sinh Unary Function Hyperbolic sine function sinh(x) 1.0
cosh Unary Function Hyperbolic cosine function cosh(x) 1.0
tanh Unary Function Hyperbolic tangent function tanh(x) 1.0
tgh Unary Function Hyperbolic tangent function tgh(x) 1.0
ctanh Unary Function Hyperbolic cotangent function ctanh(x) 1.0
coth Unary Function Hyperbolic cotangent function coth(x) 1.0
ctgh Unary Function Hyperbolic cotangent function ctgh(x) 1.0
sech Unary Function Hyperbolic secant function sech(x) 1.0
csch Unary Function Hyperbolic cosecant function csch(x) 1.0
cosech Unary Function Hyperbolic cosecant function cosech(x) 1.0
deg Unary Function Radians to degrees function deg(x) 1.0
abs Unary Function Absolut value function abs(x) 1.0
sgn Unary Function Signum function sgn(x) 1.0
floor Unary Function Floor function floor(x) 1.0
ceil Unary Function Ceiling function ceil(x) 1.0
not Unary Function Negation function not(x) 1.0
asinh Unary Function Inverse hyperbolic sine function asinh(x) 1.0
arsinh Unary Function Inverse hyperbolic sine function arsinh(x) 1.0
arcsinh Unary Function Inverse hyperbolic sine function arcsinh(x) 1.0
acosh Unary Function Inverse hyperbolic cosine function acosh(x) 1.0
arcosh Unary Function Inverse hyperbolic cosine function arcosh(x) 1.0
arccosh Unary Function Inverse hyperbolic cosine function arccosh(x) 1.0
atanh Unary Function Inverse hyperbolic tangent function atanh(x) 1.0
arctanh Unary Function Inverse hyperbolic tangent function arctanh(x) 1.0
atgh Unary Function Inverse hyperbolic tangent function atgh(x) 1.0
arctgh Unary Function Inverse hyperbolic tangent function arctgh(x) 1.0
actanh Unary Function Inverse hyperbolic cotangent function actanh(x) 1.0
arcctanh Unary Function Inverse hyperbolic cotangent function arcctanh(x) 1.0
acoth Unary Function Inverse hyperbolic cotangent function acoth(x) 1.0
arcoth Unary Function Inverse hyperbolic cotangent function arcoth(x) 1.0
arccoth Unary Function Inverse hyperbolic cotangent function arccoth(x) 1.0
actgh Unary Function Inverse hyperbolic cotangent function actgh(x) 1.0
arcctgh Unary Function Inverse hyperbolic cotangent function arcctgh(x) 1.0
asech Unary Function Inverse hyperbolic secant function asech(x) 1.0
arsech Unary Function Inverse hyperbolic secant function arsech(x) 1.0
arcsech Unary Function Inverse hyperbolic secant function arcsech(x) 1.0
acsch Unary Function Inverse hyperbolic cosecant function acsch(x) 1.0
arcsch Unary Function Inverse hyperbolic cosecant function arcsch(x) 1.0
arccsch Unary Function Inverse hyperbolic cosecant function arccsch(x) 1.0
acosech Unary Function Inverse hyperbolic cosecant function acosech(x) 1.0
arcosech Unary Function Inverse hyperbolic cosecant function arcosech(x) 1.0
arccosech Unary Function Inverse hyperbolic cosecant function arccosech(x) 1.0
sinc Unary Function Sinc function (normalized) sinc(x) 1.0
Sa Unary Function Sinc function (normalized) Sa(x) 1.0
Sinc Unary Function Sinc function (unnormalized) Sinc(x) 1.0
Bell Unary Function Bell number Bell(x) 1.0
Luc Unary Function Lucas number Luc(n) 1.0
Fib Unary Function Fibonacci number Fib(n) 1.0
harm Unary Function Harmonic number harm(n) 1.0
ispr Unary Function Prime number test (is number a prime?) ispr(n) 2.3
Pi Unary Function Prime-counting function - Pi(n) Pi(n) 2.3
Ei Unary Function Exponential integral function (non-elementary special function) - usage example: Ei(x) Ei(x) 2.3
li Unary Function Logarithmic integral function (non-elementary special function) - usage example: li(x) li(x) 2.3
Li Unary Function Offset logarithmic integral function (non-elementary special function) - usage example: Li(x) Li(x) 2.3
erf Unary Function Gauss error function (non-elementary special function) - usage example: 2 + erf(x) erf(x) 3.0
erfc Unary Function Gauss complementary error function (non-elementary special function) - usage example: 1 - erfc(x) erfc(x) 3.0
erfInv Unary Function Inverse Gauss error function (non-elementary special function) - usage example: erfInv(x) erfInv(x) 3.0
erfcInv Unary Function Inverse Gauss complementary error function (non-elementary special function) - usage example: erfcInv(x) erfcInv(x) 3.0
ulp Unary Function Unit in The Last Place - ulp(0.1) ulp(x) 3.0

as of 2017-04-05

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Enjoy 🙂

Best regards,

Mariusz Gromada

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