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Annotation of 43BSD/usr.lib/libF77/z_log.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)z_log.c     5.1     6/7/85
        !             7:  */
        !             8: 
        !             9: #include "complex"
        !            10: 
        !            11: z_log(r, z)
        !            12: dcomplex *r, *z;
        !            13: {
        !            14: double log(), cabs(), atan2();
        !            15: 
        !            16: r->dimag = atan2(z->dimag, z->dreal);
        !            17: r->dreal = log( cabs( z->dreal, z->dimag ) );
        !            18: }

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