Details

Time bar (total: 7.4s)

sample21.0ms

Algorithm
intervals
Results
7.0ms344×body80valid

simplify36.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
1167
2377
3677
4797
done797

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.7b

localize5.0ms

Local error

Found 1 expressions with local error:

12.3b
(/ (* a1 a2) (* b1 b2))

rewrite13.0ms

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:
12.0ms
(/ (* a1 a2) (* b1 b2))

series29.0ms

Counts
1 → 3
Calls
1 calls:
29.0ms
(/ (* a1 a2) (* b1 b2))

simplify556.0ms

Counts
24 → 24
Iterations

Useful iterations: 2 (82.0ms)

IterNodesCost
053269
1152261
2832191
done5000191

prune42.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.1b

localize5.0ms

Local error

Found 1 expressions with local error:

11.2b
(* (/ a1 b1) (/ a2 b2))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
22×times-frac
15×add-cube-cbrt *-un-lft-identity
13×add-exp-log associate-*r* associate-*l* add-cbrt-cube
4×cbrt-undiv div-exp prod-exp cbrt-unprod unswap-sqr
3×pow1
2×div-inv
1×frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative add-log-exp
Counts
1 → 50
Calls
1 calls:
23.0ms
(* (/ a1 b1) (/ a2 b2))

series30.0ms

Counts
1 → 3
Calls
1 calls:
30.0ms
(* (/ a1 b1) (/ a2 b2))

simplify2.3s

Counts
53 → 53
Iterations

Useful iterations: 2 (139.0ms)

IterNodesCost
0110565
1307543
21075471
34540471
done5001471

prune107.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0.0b

localize5.0ms

Local error

Found 2 expressions with local error:

3.9b
(* a1 (/ a2 b2))
7.1b
(/ (* a1 (/ a2 b2)) b1)

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
16×add-exp-log add-cbrt-cube
13×times-frac associate-*r*
12×add-cube-cbrt *-un-lft-identity
5×cbrt-undiv div-exp
4×pow1 prod-exp cbrt-unprod
3×associate-*l* associate-/r*
2×associate-*r/ div-inv add-log-exp unswap-sqr
1×frac-2neg pow-prod-down clear-num *-commutative associate-/l/ associate-/l*
Counts
2 → 56
Calls
2 calls:
13.0ms
(* a1 (/ a2 b2))
15.0ms
(/ (* a1 (/ a2 b2)) b1)

series50.0ms

Counts
2 → 6
Calls
2 calls:
20.0ms
(* a1 (/ a2 b2))
29.0ms
(/ (* a1 (/ a2 b2)) b1)

simplify2.1s

Counts
62 → 62
Iterations

Useful iterations: 2 (101.0ms)

IterNodesCost
0106560
1261533
2875447
34300447
done5001447

prune108.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize5.0ms

Local error

Found 2 expressions with local error:

6.3b
(/ (* a1 a2) b1)
7.4b
(/ (/ (* a1 a2) b1) b2)

rewrite25.0ms

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:
10.0ms
(/ (* a1 a2) b1)
13.0ms
(/ (/ (* a1 a2) b1) b2)

series54.0ms

Counts
2 → 6
Calls
2 calls:
24.0ms
(/ (* a1 a2) b1)
30.0ms
(/ (/ (* a1 a2) b1) b2)

simplify922.0ms

Counts
75 → 75
Iterations

Useful iterations: 2 (125.0ms)

IterNodesCost
0123815
1295780
2941692
done5001692

prune133.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes249.0ms

Accuracy

44.9% (6.0b remaining)

Error of 6.0b against oracle of 0.0b and baseline of 10.9b

bsearch1.0ms

simplify4.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
03465
14263
done4263

end0.0ms

sample548.0ms

Algorithm
intervals
Results
208.0ms10023×body80valid