Average Error: 0.2 → 0.2
Time: 6.0s
Precision: binary64
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\[\]

Error

Bits error versus B

Bits error versus x

Derivation

  1. Initial program 0.2

    \[\]
  2. Taylor expanded around inf 0.2

    \[\leadsto \]
  3. Simplified0.2

    \[\leadsto \]
  4. Final simplification0.2

    \[\leadsto \]

Reproduce

herbie shell --seed 2020180 
(FPCore (B x)
  :name "VandenBroeck and Keller, Equation (24)"
  :precision binary64
  (+ (neg (* x (/ 1.0 (tan B)))) (/ 1.0 (sin B))))