amath  1.8.5
Simple command line calculator
exc.c
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1 /*-
2  * Copyright (c) 2014-2018 Carsten Sonne Larsen <cs@innolan.net>
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29 
30 /**
31  * @file exc.c
32  * @brief Excosecant function
33  */
34 
35 #include "prim.h"
36 
37 /**
38  * @brief Excosecant function
39  * @details
40  * <pre>
41  * excsc(x) = csc(x)-1
42  * = (1-sin(x))/sin(x)
43  * = cvs(x)/sin(x)
44  * = cvs(x)*csc(x)
45  * </pre>
46  */
47 double exc(double x)
48 {
49  return cvs(x) * csc(x);
50 }
double cvs(double x)
Coversed sine function.
Definition: cvs.c:44
double exc(double x)
Excosecant function.
Definition: exc.c:47
double csc(double x)
Cosecant function.
Definition: csc.c:45