

tanh()             Mathematics Function (libm)             tanh()




Calculate hyperbolic cosine

#include <math.h>
ddoouubbllee ttaannhh(_r_a_d_i_a_n) ddoouubbllee _r_a_d_i_a_n;

tanh  calculates the  hyperbolic tangent of  radian, which  is in
radian measure.

***** Example *****

For an example of this function, see the entry for cosh.

***** See Also *****

mathematics library

***** Diagnostics *****

tanh sets errno to ERANGE when an overflow occurs.





































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