Average Error: 0.0 → 0.0
Time: 7.1s
Precision: 64
\[e^{re} \cdot \sin im\]
↓
\[\sin im \cdot e^{re}\]
e^{re} \cdot \sin im
↓
\sin im \cdot e^{re}
double f(double re, double im) {
        double r1709378 = re;
        double r1709379 = exp(r1709378);
        double r1709380 = im;
        double r1709381 = sin(r1709380);
        double r1709382 = r1709379 * r1709381;
        return r1709382;
}
↓
double f(double re, double im) {
        double r1709383 = im;
        double r1709384 = sin(r1709383);
        double r1709385 = re;
        double r1709386 = exp(r1709385);
        double r1709387 = r1709384 * r1709386;
        return r1709387;
}

Error

Bits error versus re

Bits error versus im

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[e^{re} \cdot \sin im\]

  2. Final simplification0.0

    \[\leadsto \sin im \cdot e^{re}\]

Reproduce

herbie shell --seed 2019172 
(FPCore (re im)
  :name "math.exp on complex, imaginary part"
  (* (exp re) (sin im)))