Average Error: 0.0 → 0.0
Time: 785.0ms
Precision: binary64
\[\left({10}^{30} - x\right) + {10}^{30}\]
↓
\[\left({10}^{30} - x\right) + {10}^{30}\]
\left({10}^{30} - x\right) + {10}^{30}
↓
\left({10}^{30} - x\right) + {10}^{30}
double code(double x) {
	return ((double) (((double) (((double) pow(10.0, 30.0)) - x)) + ((double) pow(10.0, 30.0))));
}
↓
double code(double x) {
	return ((double) (((double) (((double) pow(10.0, 30.0)) - x)) + ((double) pow(10.0, 30.0))));
}

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

    \[\left({10}^{30} - x\right) + {10}^{30}\]

  2. Final simplification0.0

    \[\leadsto \left({10}^{30} - x\right) + {10}^{30}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(+ (- (pow 10.0 30.0) x) (pow 10.0 30.0))"
  :precision binary64
  (+ (- (pow 10.0 30.0) x) (pow 10.0 30.0)))