Average Error: 0.0 → 0.0
Time: 709.0ms
Precision: binary64
\[\frac{1}{{\left(\cosh x\right)}^{2}}\]
↓
\[\frac{1}{{\left(\cosh x\right)}^{2}}\]
\frac{1}{{\left(\cosh x\right)}^{2}}
↓
\frac{1}{{\left(\cosh x\right)}^{2}}
double code(double x) {
	return ((double) (1.0 / ((double) pow(((double) cosh(x)), 2.0))));
}
↓
double code(double x) {
	return ((double) (1.0 / ((double) pow(((double) cosh(x)), 2.0))));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{1}{{\left(\cosh x\right)}^{2}}\]

  2. Final simplification0.0

    \[\leadsto \frac{1}{{\left(\cosh x\right)}^{2}}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(/ 1 (pow (cosh x) 2))"
  :precision binary64
  (/ 1.0 (pow (cosh x) 2.0)))