Details

Time bar (total: 9.1s)

sample32.0ms

Algorithm
intervals
Results
12.0ms310×body80valid

simplify67.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
1167
2377
3677
4797
done797

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 9.9b

localize24.0ms

Local error

Found 1 expressions with local error:

9.6b
(/ (* a1 a2) (* b1 b2))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log add-cbrt-cube
4×cbrt-undiv div-exp prod-exp cbrt-unprod
1×pow1 add-sqr-sqrt add-cube-cbrt frac-2neg *-un-lft-identity times-frac clear-num associate-/r* div-inv associate-/l* add-log-exp
Counts
1 → 21
Calls
1 calls:
23.0ms
(/ (* a1 a2) (* b1 b2))

series47.0ms

Counts
1 → 3
Calls
1 calls:
47.0ms
(/ (* a1 a2) (* b1 b2))

simplify911.0ms

Counts
24 → 24
Iterations

Useful iterations: 2 (144.0ms)

IterNodesCost
053269
1152261
2832191
done5000191

prune62.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

4.0b
(/ (/ (* a1 a2) b1) b2)
6.0b
(/ (* a1 a2) b1)

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
16×add-exp-log add-cbrt-cube
8×associate-/l*
7×cbrt-undiv div-exp
6×associate-/r* div-inv
2×pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
1×associate-/l/
Counts
2 → 69
Calls
2 calls:
29.0ms
(/ (/ (* a1 a2) b1) b2)
10.0ms
(/ (* a1 a2) b1)

series77.0ms

Counts
2 → 6
Calls
2 calls:
53.0ms
(/ (/ (* a1 a2) b1) b2)
23.0ms
(/ (* a1 a2) b1)

simplify1.5s

Counts
75 → 75
Iterations

Useful iterations: 2 (207.0ms)

IterNodesCost
0123815
1295780
2939692
done5000692

prune214.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 2 expressions with local error:

4.0b
(/ (* (* a1 a2) (/ 1 b1)) b2)
6.1b
(* (* a1 a2) (/ 1 b1))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
56×add-exp-log
32×add-cbrt-cube
24×prod-exp
17×div-exp
13×associate-*r*
12×times-frac cbrt-unprod
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
9×cbrt-undiv
7×pow1
4×rec-exp 1-exp
3×pow-prod-down associate-/r*
2×associate-*r/ un-div-inv div-inv associate-/l/ add-log-exp
1×frac-2neg associate-*l* clear-num *-commutative associate-/l*
Counts
2 → 71
Calls
2 calls:
36.0ms
(/ (* (* a1 a2) (/ 1 b1)) b2)
51.0ms
(* (* a1 a2) (/ 1 b1))

series67.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(/ (* (* a1 a2) (/ 1 b1)) b2)
24.0ms
(* (* a1 a2) (/ 1 b1))

simplify1.8s

Counts
77 → 77
Iterations

Useful iterations: 2 (284.0ms)

IterNodesCost
0129890
1342698
21389528
done5000528

prune219.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 2 expressions with local error:

4.0b
(/ (pow (/ (* a1 a2) b1) 1) b2)
6.0b
(/ (* a1 a2) b1)

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
48×times-frac
28×add-sqr-sqrt add-cube-cbrt unpow-prod-down *-un-lft-identity
19×add-exp-log
12×associate-/l*
9×div-exp add-cbrt-cube
6×associate-/r* div-inv
4×sqr-pow
3×cbrt-undiv pow-exp
2×pow1 frac-2neg prod-exp clear-num add-log-exp
1×pow-to-exp cbrt-unprod
Counts
2 → 84
Calls
2 calls:
30.0ms
(/ (pow (/ (* a1 a2) b1) 1) b2)
21.0ms
(/ (* a1 a2) b1)

series97.0ms

Counts
2 → 6
Calls
2 calls:
58.0ms
(/ (pow (/ (* a1 a2) b1) 1) b2)
38.0ms
(/ (* a1 a2) b1)

simplify1.4s

Counts
90 → 90
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01691245
1307992
21152900
done5000898

prune238.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes608.0ms

Accuracy

54.9% (5.0b remaining)

Error of 5.0b against oracle of 0.0b and baseline of 11.0b

bsearch1.0ms

simplify6.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
03070
13566
done3566

end0.0ms

sample1.5s

Algorithm
intervals
Results
455.0ms9936×body80valid