Class Summary Math_ComplexOp Math_ComplexOp::acosh
Math_Complex
PEAR Manual

Math_ComplexOp::acos

Math_ComplexOp::acos() -- Calculates the inverse cosine of a complex number: z = acos(c1)

Synopsis

require_once '/ComplexOp.php';

Math_Complex |PEAR_Error & Math_ComplexOp::acos ( Math_Complex &$c1 )

Description

This package is not documented yet.

Parameter

Math_Complex &$c1

Return value

returns A valid Math_Complex number on success, PEAR_Error otherwise

Throws

No exceptions thrown.

Note

This function can be called statically.
Class Summary Math_ComplexOp Math_ComplexOp::acosh
Math_Complex
PEAR Manual