Details

Time bar (total: 1.9s)

sample14.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify17.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0154
1364
2734
31274
41674
51854
61874
71874

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.0b

localize6.0ms

Local error

Found 1 expressions with local error:

15.5b
(/ (* (* x 2.0) y) (- x y))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity
times-frac associate-/r*
cbrt-undiv add-cube-cbrt div-exp prod-exp cbrt-unprod
associate-/r/ distribute-lft-out-- difference-of-squares
pow1 expm1-log1p-u flip3-- frac-2neg clear-num flip-- log1p-expm1-u div-inv associate-/l* add-log-exp
Counts
1 → 31
Calls
1 calls:
30.0ms
(/ (* (* x 2.0) y) (- x y))

series63.0ms

Counts
1 → 3
Calls
1 calls:
62.0ms
(/ (* (* x 2.0) y) (- x y))

simplify32.0ms

Algorithm
egg-herbie
Counts
34 → 34
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0214194
11150161
25001161

prune56.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
5.1b
(* (* x 2.0) (/ y (- x y)))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
21×add-cube-cbrt associate-*r*
16×add-exp-log add-cbrt-cube
pow1 distribute-lft-out-- difference-of-squares
prod-exp cbrt-unprod
associate-/r*
associate-/r/
cbrt-undiv div-exp pow-prod-down associate-/l*
expm1-log1p-u flip3-- flip-- log1p-expm1-u div-inv add-log-exp
frac-2neg associate-*r/ associate-*l* clear-num *-commutative
Counts
2 → 82
Calls
2 calls:
11.0ms
(/ y (- x y))
34.0ms
(* (* x 2.0) (/ y (- x y)))

series106.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(/ y (- x y))
61.0ms
(* (* x 2.0) (/ y (- x y)))

simplify47.0ms

Algorithm
egg-herbie
Counts
88 → 88
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0315451
11665401
25001401

prune140.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- x y))
0.2b
(* y (/ 1 (- x y)))
5.1b
(* (* x 2.0) (* y (/ 1 (- x y))))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
51×add-exp-log
44×add-sqr-sqrt
38×*-un-lft-identity
32×times-frac
31×add-cbrt-cube
27×prod-exp
23×add-cube-cbrt
22×associate-*r*
18×pow1
15×cbrt-unprod
pow-prod-down
div-exp
distribute-lft-out-- difference-of-squares
associate-/r*
cbrt-undiv rec-exp 1-exp associate-*r/ associate-*l* associate-/r/
expm1-log1p-u log1p-expm1-u associate-/l* add-log-exp unswap-sqr
flip3-- un-div-inv *-commutative flip-- div-inv
pow-flip frac-2neg clear-num inv-pow
Counts
3 → 123
Calls
3 calls:
12.0ms
(/ 1 (- x y))
32.0ms
(* y (/ 1 (- x y)))
51.0ms
(* (* x 2.0) (* y (/ 1 (- x y))))

series144.0ms

Counts
3 → 9
Calls
3 calls:
36.0ms
(/ 1 (- x y))
44.0ms
(* y (/ 1 (- x y)))
64.0ms
(* (* x 2.0) (* y (/ 1 (- x y))))

simplify49.0ms

Algorithm
egg-herbie
Counts
132 → 132
Iterations

Useful iterations: 2 (41.0ms)

IterNodesCost
0386660
11789532
25002490

prune168.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
5.4b
(/ (* x 2.0) (/ (- x y) y))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
64×times-frac
50×add-sqr-sqrt *-un-lft-identity
30×add-cube-cbrt
22×associate-/r*
16×add-exp-log add-cbrt-cube
10×distribute-lft-out-- difference-of-squares
cbrt-undiv div-exp
associate-/l*
div-inv
pow1 expm1-log1p-u frac-2neg prod-exp clear-num cbrt-unprod log1p-expm1-u associate-/l/ add-log-exp
flip3-- div-sub associate-/r/ flip--
Counts
2 → 100
Calls
2 calls:
20.0ms
(/ (- x y) y)
20.0ms
(/ (* x 2.0) (/ (- x y) y))

series122.0ms

Counts
2 → 6
Calls
2 calls:
27.0ms
(/ (- x y) y)
95.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify48.0ms

Algorithm
egg-herbie
Counts
106 → 106
Iterations

Useful iterations: 2 (41.0ms)

IterNodesCost
0392620
11920563
25001562

prune168.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes83.0ms

Accuracy

86.1% (1.0b remaining)

Error of 1.0b against oracle of 0.0b and baseline of 7.2b

bsearch1.0ms

simplify4.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 2 (1.0ms)

IterNodesCost
03239
13739
24325
34625
45225
56325
67025
77125
87125

end0.0ms

sample347.0ms

Algorithm
intervals
Results
177.0ms8000×body80valid