Details

Time bar (total: 4.8s)

sample34.0ms

Algorithm
intervals
Results
10.0ms324×body80valid

simplify22.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
077
1167
2377
3647
4757
done757

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 8.8b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

8.5b
(/ (* a1 a2) (* b1 b2))

rewrite7.0ms

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:
6.0ms
(/ (* a1 a2) (* b1 b2))

series8.0ms

Counts
1 → 3
Calls
1 calls:
8.0ms
(/ (* a1 a2) (* b1 b2))

simplify481.0ms

Counts
24 → 24
Iterations

Useful iterations: done (480.0ms)

IterNodesCost
053269
1160264
2874199
done5000191

prune43.0ms

Filtered
13 candidates to 24 candidates (-84.6%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New18624
Fresh000
Picked101
Done000
Total19625

Merged error: 0.5b

Counts
25 → 6

localize7.0ms

Local error

Found 2 expressions with local error:

0.6b
(/ 1 (/ (* b1 b2) (* a1 a2)))
8.3b
(/ (* b1 b2) (* a1 a2))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
58×add-exp-log
32×add-cbrt-cube
26×div-exp
20×times-frac
16×prod-exp
13×cbrt-undiv
12×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
8×cbrt-unprod
6×associate-/r* div-inv
5×rec-exp 1-exp
4×associate-/l*
3×pow1
2×frac-2neg clear-num add-log-exp
1×pow-flip associate-/r/ inv-pow
Counts
2 → 77
Calls
2 calls:
8.0ms
(/ 1 (/ (* b1 b2) (* a1 a2)))
6.0ms
(/ (* b1 b2) (* a1 a2))

series18.0ms

Counts
2 → 6
Calls
2 calls:
10.0ms
(/ 1 (/ (* b1 b2) (* a1 a2)))
8.0ms
(/ (* b1 b2) (* a1 a2))

simplify817.0ms

Counts
83 → 83
Iterations

Useful iterations: done (815.0ms)

IterNodesCost
01201099
13311005
21583830
done5001758

prune71.0ms

Filtered
36 candidates to 83 candidates (-130.6%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New79483
Fresh235
Picked101
Done000
Total82789

Merged error: 0.0b

Counts
89 → 7

localize7.0ms

Local error

Found 3 expressions with local error:

0.6b
(/ 1 (/ (/ (* b1 b2) a1) a2))
3.8b
(/ (* b1 b2) a1)
5.8b
(/ (/ (* b1 b2) a1) a2)

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
231×times-frac
103×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
51×add-exp-log
31×associate-/r* add-cbrt-cube
30×div-exp
23×div-inv
16×cbrt-undiv
11×associate-/l*
5×prod-exp
4×pow1 rec-exp 1-exp
3×frac-2neg clear-num cbrt-unprod add-log-exp
1×pow-flip associate-/r/ associate-/l/ inv-pow
Counts
3 → 201
Calls
3 calls:
11.0ms
(/ 1 (/ (/ (* b1 b2) a1) a2))
5.0ms
(/ (* b1 b2) a1)
7.0ms
(/ (/ (* b1 b2) a1) a2)

series24.0ms

Counts
3 → 9
Calls
3 calls:
10.0ms
(/ 1 (/ (/ (* b1 b2) a1) a2))
5.0ms
(/ (* b1 b2) a1)
8.0ms
(/ (/ (* b1 b2) a1) a2)

simplify615.0ms

Counts
210 → 210
Iterations

Useful iterations: done (605.0ms)

IterNodesCost
03013182
17732876
227822502
done50002466

prune173.0ms

Filtered
124 candidates to 210 candidates (-69.4%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New2064210
Fresh246
Picked101
Done000
Total2098217

Merged error: 0b

Counts
217 → 8

localize8.0ms

Local error

Found 3 expressions with local error:

0.6b
(/ 1 (* (/ (* b1 b2) a1) (/ 1 a2)))
3.8b
(/ (* b1 b2) a1)
5.8b
(* (/ (* b1 b2) a1) (/ 1 a2))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
180×add-exp-log
84×div-exp
65×prod-exp
58×add-cbrt-cube
25×rec-exp 1-exp
23×cbrt-undiv add-sqr-sqrt
20×times-frac
17×*-un-lft-identity cbrt-unprod
16×add-cube-cbrt
13×associate-*r*
8×pow1
7×associate-*l*
4×associate-/r* associate-/r/ div-inv associate-/l*
3×add-log-exp unswap-sqr
2×frac-times pow-flip frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num un-div-inv
1×*-commutative inv-pow
Counts
3 → 145
Calls
3 calls:
10.0ms
(/ 1 (* (/ (* b1 b2) a1) (/ 1 a2)))
5.0ms
(/ (* b1 b2) a1)
11.0ms
(* (/ (* b1 b2) a1) (/ 1 a2))

series28.0ms

Counts
3 → 9
Calls
3 calls:
14.0ms
(/ 1 (* (/ (* b1 b2) a1) (/ 1 a2)))
5.0ms
(/ (* b1 b2) a1)
8.0ms
(* (/ (* b1 b2) a1) (/ 1 a2))

simplify748.0ms

Counts
154 → 154
Iterations

Useful iterations: done (745.0ms)

IterNodesCost
02022014
16301758
226671384
done50001298

prune94.0ms

Filtered
75 candidates to 154 candidates (-105.3%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New1531154
Fresh167
Picked011
Done000
Total1548162

Merged error: 0b

Counts
162 → 8

regimes687.0ms

Accuracy

42.1% (6.6b remaining)

Error of 6.6b against oracle of 0.0b and baseline of 11.4b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03067
13767
done3767

end0.0ms

sample803.0ms

Algorithm
intervals
Results
316.0ms10041×body80valid

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