Details

Time bar (total: 20.0s)

sample32.0ms

Algorithm
intervals
Results
23.0ms327×body80valid

simplify56.0ms

Calls
1 calls:
Slowest
56.0ms
(fabs (- (/ (+ x 4) y) (* (/ x y) z)))

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.6b

localize25.0ms

Local error

Found 3 expressions with local error:

2.6b
(* (/ x y) z)
0.0b
(- (/ (+ x 4) y) (* (/ x y) z))
0.0b
(/ (+ x 4) y)

rewrite67.0ms

Algorithm
rewrite-expression-head
Rules
56×*-un-lft-identity
46×times-frac
41×add-sqr-sqrt
36×add-cube-cbrt
16×fma-neg prod-diff
13×associate-*l*
10×add-cbrt-cube add-exp-log distribute-lft-out
pow1 add-log-exp
div-inv associate-/l*
expm1-log1p-u associate-/r* associate-*r* associate-*l/ insert-posit16 log1p-expm1-u
cbrt-undiv div-exp prod-exp cbrt-unprod unswap-sqr associate-/l/
clear-num sub-neg frac-2neg flip3-+ flip3-- diff-log pow-prod-down *-commutative frac-sub flip-+ flip-- sub-div
Calls
3 calls:
Slowest
44.0ms
(- (/ (+ x 4) y) (* (/ x y) z))
13.0ms
(/ (+ x 4) y)
9.0ms
(* (/ x y) z)

series146.0ms

Calls
3 calls:
Slowest
80.0ms
(- (/ (+ x 4) y) (* (/ x y) z))
34.0ms
(/ (+ x 4) y)
32.0ms
(* (/ x y) z)

simplify6.3s

Calls
115 calls:
Slowest
456.0ms
(/ (* (* (+ x 4) (+ x 4)) (+ x 4)) (* (* y y) y))
278.0ms
(* (* (* (/ x y) (/ x y)) (/ x y)) (* (* z z) z))
277.0ms
(fma (/ 1 (sqrt y)) (/ (+ x 4) (sqrt y)) (- (* z (/ x y))))
269.0ms
(fma (/ 1 (* (cbrt y) (cbrt y))) (/ (+ x 4) (cbrt y)) (- (* z (/ x y))))
267.0ms
(fma (/ 1 (sqrt y)) (/ (+ x 4) (sqrt y)) (- (* z (/ x y))))

prune1.3s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize33.0ms

Local error

Found 3 expressions with local error:

2.6b
(* (/ x y) z)
0.0b
(- (+ (/ x y) (/ 4 y)) (* (/ x y) z))
0.0b
(+ (/ x y) (/ 4 y))

rewrite186.0ms

Algorithm
rewrite-expression-head
Rules
50×*-un-lft-identity
37×times-frac
31×add-sqr-sqrt
26×add-cube-cbrt
13×fma-def associate-*l*
12×distribute-lft-out
10×add-log-exp
add-cbrt-cube fma-neg prod-diff add-exp-log div-inv
pow1
associate-*l/
expm1-log1p-u distribute-rgt-out associate-*r* frac-sub insert-posit16 log1p-expm1-u
sum-log flip3-+ diff-log frac-add prod-exp cbrt-unprod flip-+ unswap-sqr
cbrt-undiv +-commutative sub-neg flip3-- div-exp pow-prod-down associate--l+ *-commutative flip--
Calls
3 calls:
Slowest
152.0ms
(- (+ (/ x y) (/ 4 y)) (* (/ x y) z))
20.0ms
(* (/ x y) z)
12.0ms
(+ (/ x y) (/ 4 y))

series134.0ms

Calls
3 calls:
Slowest
56.0ms
(- (+ (/ x y) (/ 4 y)) (* (/ x y) z))
46.0ms
(+ (/ x y) (/ 4 y))
32.0ms
(* (/ x y) z)

simplify5.7s

Calls
86 calls:
Slowest
515.0ms
(/ (* (exp (/ x y)) (exp (/ 4 y))) (exp (* (/ x y) z)))
421.0ms
(/ (exp (+ (/ x y) (/ 4 y))) (exp (* (/ x y) z)))
383.0ms
(- (* (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ 4 y))) y) (* (- (/ x y) (/ 4 y)) (* x z)))
368.0ms
(fma (/ 1 (* (cbrt y) (cbrt y))) (+ (/ x (cbrt y)) (/ 4 (cbrt y))) (- (* z (/ x y))))
327.0ms
(- (* (+ (* x y) (* y 4)) y) (* (* y y) (* x z)))

prune1.1s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize40.0ms

Local error

Found 1 expressions with local error:

1.6b
(fma (/ x y) (- 1 z) (/ 4 y))

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef insert-posit16 log1p-expm1-u add-log-exp
Calls
1 calls:
Slowest
1.0ms
(fma (/ x y) (- 1 z) (/ 4 y))

series67.0ms

Calls
1 calls:
Slowest
67.0ms
(fma (/ x y) (- 1 z) (/ 4 y))

simplify376.0ms

Calls
3 calls:
Slowest
147.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
115.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
113.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))

prune204.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize38.0ms

Local error

Found 2 expressions with local error:

2.6b
(* (/ x y) z)
0.1b
(fma (/ 1 y) (+ x 4) (- (* (/ x y) z)))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×associate-*l*
10×*-un-lft-identity times-frac add-cube-cbrt
add-cbrt-cube add-exp-log
pow1
associate-*r*
expm1-log1p-u prod-exp cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp unswap-sqr
cbrt-undiv div-exp pow-prod-down associate-*l/ *-commutative fma-udef div-inv
Calls
2 calls:
Slowest
10.0ms
(* (/ x y) z)
0.0ms
(fma (/ 1 y) (+ x 4) (- (* (/ x y) z)))

series93.0ms

Calls
2 calls:
Slowest
69.0ms
(fma (/ 1 y) (+ x 4) (- (* (/ x y) z)))
23.0ms
(* (/ x y) z)

simplify1.1s

Calls
29 calls:
Slowest
242.0ms
(* (* (* (/ x y) (/ x y)) (/ x y)) (* (* z z) z))
146.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
146.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
124.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
118.0ms
(* (/ (* (* x x) x) (* (* y y) y)) (* (* z z) z))

prune630.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes227.0ms

Accuracy

87.3% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 1.5b

bsearch136.0ms

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.3s10069×body80valid