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Annotation of 42BSD/usr.lib/libF77/z_cos.c, revision 1.1

1.1     ! root        1: /*
        !             2:  *     "@(#)z_cos.c    1.1"
        !             3:  */
        !             4: 
        !             5: #include "complex"
        !             6: 
        !             7: z_cos(r, z)
        !             8: dcomplex *r, *z;
        !             9: {
        !            10: double sin(), cos(), sinh(), cosh();
        !            11: 
        !            12: r->dreal = cos(z->dreal) * cosh(z->dimag);
        !            13: r->dimag = - sin(z->dreal) * sinh(z->dimag);
        !            14: }

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