Details

Time bar (total: 3.2s)

sample18.0ms

Algorithm
intervals
Results
7.0ms313×body80valid

simplify26.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
077
1167
2377
3647
4757
done757

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.0b

localize5.0ms

Local error

Found 1 expressions with local error:

12.7b
(/ (* a1 a2) (* b1 b2))

rewrite5.0ms

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 expm1-log1p-u add-cube-cbrt frac-2neg *-un-lft-identity times-frac clear-num associate-/r* log1p-expm1-u div-inv associate-/l* add-log-exp
Counts
1 → 23
Calls
1 calls:
4.0ms
(/ (* a1 a2) (* b1 b2))

series28.0ms

Counts
1 → 3
Calls
1 calls:
28.0ms
(/ (* a1 a2) (* b1 b2))

simplify308.0ms

Counts
26 → 26
Iterations

Useful iterations: 2 (48.0ms)

IterNodesCost
055285
1162277
2870207
done5000207

prune53.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.1b

localize6.0ms

Local error

Found 2 expressions with local error:

4.7b
(* b1 (/ b2 a2))
6.4b
(/ a1 (* b1 (/ b2 a2)))

rewrite15.0ms

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-/l*
2×expm1-log1p-u associate-*r/ log1p-expm1-u div-inv add-log-exp unswap-sqr
1×frac-2neg pow-prod-down clear-num associate-/r* associate-/r/ *-commutative
Counts
2 → 60
Calls
2 calls:
8.0ms
(* b1 (/ b2 a2))
5.0ms
(/ a1 (* b1 (/ b2 a2)))

series52.0ms

Counts
2 → 6
Calls
2 calls:
19.0ms
(* b1 (/ b2 a2))
34.0ms
(/ a1 (* b1 (/ b2 a2)))

simplify449.0ms

Counts
66 → 66
Iterations

Useful iterations: 2 (86.0ms)

IterNodesCost
0110589
1268566
21230480
done5000480

prune133.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 2 expressions with local error:

4.7b
(* (/ b2 a2) b1)
6.4b
(/ a1 (* (/ b2 a2) b1))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
16×add-exp-log add-cbrt-cube
13×times-frac associate-*l*
12×add-cube-cbrt *-un-lft-identity
5×cbrt-undiv div-exp
4×pow1 prod-exp cbrt-unprod
3×associate-*r* associate-/l*
2×expm1-log1p-u associate-*l/ log1p-expm1-u div-inv add-log-exp unswap-sqr
1×frac-2neg pow-prod-down clear-num associate-/r* associate-/r/ *-commutative
Counts
2 → 60
Calls
2 calls:
8.0ms
(* (/ b2 a2) b1)
5.0ms
(/ a1 (* (/ b2 a2) b1))

series47.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(* (/ b2 a2) b1)
26.0ms
(/ a1 (* (/ b2 a2) b1))

simplify415.0ms

Counts
66 → 66
Iterations

Useful iterations: 2 (75.0ms)

IterNodesCost
0109575
1259564
21049476
done5001476

prune133.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 1 expressions with local error:

10.1b
(* (/ a1 b1) (/ a2 b2))

rewrite15.0ms

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×expm1-log1p-u frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative log1p-expm1-u add-log-exp
Counts
1 → 52
Calls
1 calls:
13.0ms
(* (/ a1 b1) (/ a2 b2))

series28.0ms

Counts
1 → 3
Calls
1 calls:
28.0ms
(* (/ a1 b1) (/ a2 b2))

simplify511.0ms

Counts
55 → 55
Iterations

Useful iterations: 2 (97.0ms)

IterNodesCost
0112581
1325559
21341487
done5000487

prune110.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

regimes308.0ms

Accuracy

47.5% (5.2b remaining)

Error of 5.3b against oracle of 0.1b and baseline of 10.0b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03379
13879
done3879

end0.0ms

sample477.0ms

Algorithm
intervals
Results
234.0ms9948×body80valid