tanh

fn tanh(float x) -> float

Returns the hyperbolic tangent of x.

Parameters#

Returns#

float

Examples#

use tests::assert;
assert!(tanh(0.0) == 0.0);
assert!(tanh(20.0) > 0.9999);

See also#

• sin: Returns the sine of x (in radians).
• cos: Returns the cosine of x (in radians).
• tan: Returns the tangent of x (in radians).
• sqrt: Returns the square root of x.
• floor: Returns the largest whole number less than or equal to x, as a float.
• ceil: Returns the smallest whole number greater than or equal to x, as a float.
• exp: Returns e raised to the power x.
• ln: Returns the natural logarithm of x.