PGI Fortran Reference manual - The Portland Group

Fortran IntrinsicsArgumentsThe argument X must be a real value.Return ValueThe real value representing the arccosine in degrees.6.3. ANDPerforms a logical AND on corresponding bits of the arguments.F77 extensionSynopsisAND(M, N)ArgumentsThe arguments M and N may be of any type except for character and complex.Return ValueThe return value is typeless.6.4. ASINDReturn the arcsine (in degrees) of the specified value.F77SynopsisASIND(X)ArgumentThe argument X must be of type real and have absolute value