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/*
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 * cabs() wrapper for hypot().
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 *
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 * Written by J.T. Conklin, <jtc@wimsey.com>
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 * Placed into the Public Domain, 1994.
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 */
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#include <math.h>
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struct complex {
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        double x;
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        double y;
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};
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double
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cabs(z)
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        struct complex z;
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{
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        return hypot(z.x, z.y);
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}
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double
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z_abs(z)
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        struct complex *z;
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{
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        return hypot(z->x, z->y);
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}