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--- c:math.h:cosh [2013/01/22 22:02]
+++ c:math.h:cosh [2024/02/16 01:05] (current)
@@ Line 1: / Line 1: @@
+{{keywords>wiki library source code example reference}}
+====== cosh ======
+<code c>
+    double cosh(double);
+</code>
+calculates the hyperbolic cosine of a number
+===== C Sourcecode Example =====
+compile in linux with: gcc cosh.c -o cosh **-lm** -Wall
+<code c>
+#include <stdio.h> /* including standard library */
+//#include <windows.h> /* uncomment this for Windows */
+#include <math.h> /* including math library */
+int main ( void )
+{
+double x;
+x = log(1.3);
+printf("The log is %f\n",x);
+printf("the hyperbolic cosine of %f is %f\n", x, cosh(x));
+return 0;
+}
+</code>
+==== output ====
+   output:
+   user@host:~$  ./cosh
+   The log is 0.262364
+   the hyperbolic cosine of 0.262364 is 1.034615

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