Details

Time bar (total: 3.0s)

sample29.0ms

Algorithm
intervals
Results
13.0ms256×body80valid

simplify21.0ms

Counts
1 → 1

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 17.0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.2b
(* (* x 2.0) y)
16.4b
(/ (* (* x 2.0) y) (- x y))

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
16×add-exp-log add-cbrt-cube
9×add-sqr-sqrt *-un-lft-identity
7×pow1
6×prod-exp cbrt-unprod
5×add-cube-cbrt times-frac associate-/r*
3×cbrt-undiv div-exp associate-*r* pow-prod-down
2×associate-/r/ distribute-lft-out-- add-log-exp difference-of-squares
1×flip3-- frac-2neg associate-*l* clear-num *-commutative flip-- div-inv associate-/l*
Counts
2 → 47
Calls
2 calls:
32.0ms
(* (* x 2.0) y)
62.0ms
(/ (* (* x 2.0) y) (- x y))

series105.0ms

Counts
2 → 6
Calls
2 calls:
22.0ms
(* (* x 2.0) y)
83.0ms
(/ (* (* x 2.0) y) (- x y))

simplify37.0ms

Counts
53 → 53

prune79.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
7.5b
(* (* x 2.0) (/ y (- x y)))

rewrite54.0ms

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
7×pow1 distribute-lft-out-- difference-of-squares
6×prod-exp cbrt-unprod
5×associate-/r*
4×associate-/r/
3×cbrt-undiv div-exp pow-prod-down associate-/l*
2×flip3-- flip-- div-inv add-log-exp
1×frac-2neg associate-*r/ associate-*l* clear-num *-commutative
Counts
2 → 78
Calls
2 calls:
11.0ms
(/ y (- x y))
39.0ms
(* (* x 2.0) (/ y (- x y)))

series134.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(/ y (- x y))
86.0ms
(* (* x 2.0) (/ y (- x y)))

simplify47.0ms

Counts
84 → 84

prune197.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
7.8b
(/ (* x 2.0) (/ (- x y) y))

rewrite66.0ms

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
7×cbrt-undiv div-exp
6×associate-/l*
4×div-inv
2×pow1 frac-2neg prod-exp clear-num cbrt-unprod associate-/l/ add-log-exp
1×flip3-- div-sub associate-/r/ flip--
Counts
2 → 96
Calls
2 calls:
33.0ms
(/ (- x y) y)
26.0ms
(/ (* x 2.0) (/ (- x y) y))

series114.0ms

Counts
2 → 6
Calls
2 calls:
30.0ms
(/ (- x y) y)
84.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify47.0ms

Counts
102 → 102

prune247.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- x y) y)
0.2b
(/ 1 (/ (/ (- x y) y) (* x 2.0)))
7.9b
(/ (/ (- x y) y) (* x 2.0))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
269×times-frac
139×add-sqr-sqrt *-un-lft-identity
95×add-cube-cbrt
61×add-exp-log
35×div-exp add-cbrt-cube
27×associate-/r* associate-/l*
22×distribute-lft-out-- difference-of-squares
18×cbrt-undiv
13×div-inv
8×prod-exp
5×rec-exp 1-exp
4×pow1 cbrt-unprod
3×frac-2neg div-sub clear-num associate-/l/ add-log-exp
1×flip3-- pow-flip associate-/r/ flip-- inv-pow
Counts
3 → 225
Calls
3 calls:
16.0ms
(/ (- x y) y)
40.0ms
(/ 1 (/ (/ (- x y) y) (* x 2.0)))
29.0ms
(/ (/ (- x y) y) (* x 2.0))

series158.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(/ (- x y) y)
70.0ms
(/ 1 (/ (/ (- x y) y) (* x 2.0)))
62.0ms
(/ (/ (- x y) y) (* x 2.0))

simplify82.0ms

Counts
234 → 234

prune585.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

regimes46.0ms

Accuracy

1.8% (7.8b remaining)

Error of 7.8b against oracle of 0.0b and baseline of 8.0b

bsearch68.0ms

Steps
ItersRangePoint
9
490220111.3707295
661785108037029.4
1797816337.0316365
9
-2.1079763698630507e+52
-6.234966762452632e+46
-5.573191811409158e+49

simplify43.0ms

end0.0ms

sample615.0ms

Algorithm
intervals
Results
380.0ms8000×body80valid