Php cosh
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PHP function cosh
This function returns the hyperbolic cosine of X number, and it is equal to (exp(X)+exp(-X))/2.
Syntax cosh
X is a number.
cosh(X);
Example 1
<?php echo cosh(6); echo "<br/>"; echo cosh(-6); echo "<br/>"; echo cosh(0.5); echo "<br/>"; echo cosh(-0.5); ?>
Output
201.71563612246 201.71563612246 1.1276259652064 1.1276259652064
