20 lines
370 B
C
20 lines
370 B
C
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/*
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ccosh.c
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Contributed by Danny Smith
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2003-10-20
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*/
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#include <math.h>
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#include <complex.h>
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/* ccosh (x + I * y) = cosh (x) * cos (y)
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+ I * (sinh (x) * sin (y)) */
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double complex ccosh (double complex Z)
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{
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double complex Res;
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__real__ Res = cosh (__real__ Z) * cos (__imag__ Z);
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__imag__ Res = sinh (__real__ Z) * sin (__imag__ Z);
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return Res;
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}
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