function testAcsc()
 {
     /*{{{*/
     $tmp = Math_ComplexOp::acsc($this->cnum1);
     $this->assertEquals('0.474289102066 - 1.27677222662i', $tmp->toString());
 }
echo "csc(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::cot($a);
echo "cot(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::asin($a);
echo "asin(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::asinAlt($a);
echo "asinAlt(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::asinReal(-0.22);
echo "asinReal(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::acos($a);
echo "acos(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::atan($a);
echo "atan(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::asec($a);
echo "asec(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::acsc($a);
echo "acsc(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::acot($a);
echo "acot(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::sinh($a);
echo "sinh(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::cosh($a);
echo "cosh(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::tanh($a);
echo "tanh(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::sech($a);
echo "sech(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::csch($a);
echo "csch(a) = " . $z->toString() . "\n";
$z = Math_ComplexOp::coth($a);
echo "coth(a) = " . $z->toString() . "\n";