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C Programming/complex.h/ccos

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< C Programming | complex.h

The C library provides with the ccos function which gives the cosine of a complex number.It is included in the header file complex.h. This function returns a double-precision floating point number.
The ccos function can be expressed as:

ccosz = (exp (i * z) + exp (-i * z))/2[1]

References

  1. ↑ "ccos(3) - Linux man page". die.net. Retrieved 20 September 2011.


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