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.