Trigonometric and Hyperbolic Functions

Routines

Trigonometric Functions

Evaluates tan z for complex z TAN

Evaluates cot x for real x COT

Evaluates sin x for x a real angle in degrees SINDG

Evaluates cos x for x a real angle in degrees COSDG

Evaluates sin−1 z for complex z ASIN

Evaluates cos−1 z for complex z ACOS

Evaluates tan−1 z for complex z ATAN

Evaluates tan−1(x/y) for x and y complex ATAN2

Hyperbolic Functions

Evaluates sinh z for complex z SINH

Evaluates cosh z for complex z COSH

Evaluates tanh z for complex z TANH

Inverse Hyperbolic Functions

Evaluates sinh−1 x for real or complex x ASINH

Evaluates cosh−1 x for real or complex x ACOSH

Evaluates tanh−1 x for real or complex x ATANH