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Annotation of 43BSDReno/lib/libF77/c_log.c, revision 1.1.1.1

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:  *     @(#)c_log.c     5.1     6/7/85
                      7:  */
                      8: 
                      9: #include "complex"
                     10: 
                     11: c_log(r, z)
                     12: complex *r, *z;
                     13: {
                     14: double log(), cabs(), atan2();
                     15: 
                     16: r->imag = atan2(z->imag, z->real);
                     17: r->real = log( cabs(z->real, z->imag) );
                     18: }

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