tanh

Calculates the hyperbolic tangent of x.

Special Values
x	tanh(x)	invalid?
±0.0	±0.0	no
±∞	±1.0	no

real tanh(real x)
@safe pure nothrow @nogc
real
tanh
(
real x
)
double tanh(double x)
float tanh(float x)

Examples

import std.math.operations : isClose;
import std.math.traits : isIdentical;

assert(isIdentical(tanh(0.0), 0.0));
assert(tanh(1.0).isClose(sinh(1.0) / cosh(1.0)));

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std math trigonometry functions