Details

Time bar (total: 7.4s)

sample21.0ms

Algorithm
intervals
Results
7.0ms296×body80valid

simplify7.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
055
185
2125
3155
4165
done165

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 6.3b

Counts
2 → 1

localize4.0ms

Local error

Found 1 expressions with local error:

6.1b
(/ (* x y) z)

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac associate-/r*
cbrt-undiv div-exp
pow1 frac-2neg prod-exp clear-num cbrt-unprod div-inv associate-/l* add-log-exp
Counts
1 → 21
Calls
1 calls:
5.0ms
(/ (* x y) z)

series6.0ms

Counts
1 → 3
Calls
1 calls:
5.0ms
(/ (* x y) z)

simplify559.0ms

Counts
24 → 24
Iterations

Useful iterations: 3 (201.0ms)

IterNodesCost
048186
1117182
2427154
31969149
done5000149

prune48.0ms

Filtered
16 candidates to 24 candidates (-50.0%)
Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New16824
Fresh000
Picked011
Done000
Total16925

Merged error: 0.0b

Counts
25 → 9

localize15.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt z)
0.5b
(cbrt z)
0.5b
(* (cbrt z) (cbrt z))
3.1b
(* (/ x (* (cbrt z) (cbrt z))) (/ y (cbrt z)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
53×add-sqr-sqrt
33×cbrt-prod
29×add-cube-cbrt *-un-lft-identity
28×times-frac associate-*r*
27×add-exp-log
18×add-cbrt-cube
13×pow1 associate-*l*
10×unswap-sqr
prod-exp cbrt-unprod
pow1/3
cbrt-undiv div-exp
swap-sqr
add-log-exp
pow-prod-down
pow-sqr *-commutative pow-prod-up div-inv
pow2 frac-times pow-plus associate-*r/ associate-*l/
Counts
4 → 121
Calls
4 calls:
1.0ms
(cbrt z)
1.0ms
(cbrt z)
6.0ms
(* (cbrt z) (cbrt z))
15.0ms
(* (/ x (* (cbrt z) (cbrt z))) (/ y (cbrt z)))

series95.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(cbrt z)
32.0ms
(cbrt z)
27.0ms
(* (cbrt z) (cbrt z))
11.0ms
(* (/ x (* (cbrt z) (cbrt z))) (/ y (cbrt z)))

simplify667.0ms

Counts
133 → 133
Iterations

Useful iterations: done (664.0ms)

IterNodesCost
01871528
15221442
225411227
done50001166

prune153.0ms

Filtered
96 candidates to 133 candidates (-38.5%)
Pruning

13 alts after pruning (11 fresh and 2 done)

PrunedKeptTotal
New1294133
Fresh077
Picked011
Done011
Total12913142

Merged error: 0.0b

Counts
142 → 13

localize13.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (* (cbrt z) (cbrt z)))
0.6b
(cbrt (* (cbrt z) (cbrt z)))
0.6b
(cbrt (* (cbrt z) (cbrt z)))
3.1b
(* (/ x (* (* (cbrt (* (cbrt z) (cbrt z))) (cbrt (* (cbrt z) (cbrt z)))) (cbrt (* (cbrt z) (cbrt z))))) (/ y (cbrt z)))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
36×add-exp-log
27×add-sqr-sqrt
24×add-cbrt-cube
23×times-frac
22×associate-*r*
19×add-cube-cbrt *-un-lft-identity
14×prod-exp cbrt-unprod
13×cbrt-prod
10×cbrt-undiv div-exp
associate-*l*
pow1
add-log-exp
pow1/3 unswap-sqr
div-inv
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 87
Calls
4 calls:
4.0ms
(cbrt (* (cbrt z) (cbrt z)))
4.0ms
(cbrt (* (cbrt z) (cbrt z)))
4.0ms
(cbrt (* (cbrt z) (cbrt z)))
28.0ms
(* (/ x (* (* (cbrt (* (cbrt z) (cbrt z))) (cbrt (* (cbrt z) (cbrt z)))) (cbrt (* (cbrt z) (cbrt z))))) (/ y (cbrt z)))

series134.0ms

Counts
4 → 12
Calls
4 calls:
38.0ms
(cbrt (* (cbrt z) (cbrt z)))
45.0ms
(cbrt (* (cbrt z) (cbrt z)))
38.0ms
(cbrt (* (cbrt z) (cbrt z)))
12.0ms
(* (/ x (* (* (cbrt (* (cbrt z) (cbrt z))) (cbrt (* (cbrt z) (cbrt z)))) (cbrt (* (cbrt z) (cbrt z))))) (/ y (cbrt z)))

simplify571.0ms

Counts
99 → 99
Iterations

Useful iterations: done (568.0ms)

IterNodesCost
01722478
15142402
223021354
done50011334

prune153.0ms

Filtered
81 candidates to 99 candidates (-22.2%)
Pruning

13 alts after pruning (10 fresh and 3 done)

PrunedKeptTotal
New99099
Fresh01010
Picked011
Done022
Total9913112

Merged error: 0.0b

Counts
112 → 13

localize12.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt z) (cbrt z))
0.6b
(cbrt (* (cbrt z) (cbrt z)))
0.6b
(cbrt (cbrt z))
4.3b
(* (/ x (* (cbrt (* (cbrt z) (cbrt z))) (* (cbrt z) (cbrt z)))) (/ y (cbrt (cbrt z))))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
56×cbrt-prod
54×add-sqr-sqrt
38×add-exp-log
37×associate-*r*
35×add-cube-cbrt *-un-lft-identity
33×times-frac
24×add-cbrt-cube
15×prod-exp cbrt-unprod
13×pow1 associate-*l*
10×cbrt-undiv div-exp
pow1/3 unswap-sqr
swap-sqr
add-log-exp
pow-prod-down
pow-sqr *-commutative pow-prod-up div-inv
pow2 frac-times pow-plus associate-*r/ associate-*l/
Counts
4 → 133
Calls
4 calls:
6.0ms
(* (cbrt z) (cbrt z))
5.0ms
(cbrt (* (cbrt z) (cbrt z)))
2.0ms
(cbrt (cbrt z))
29.0ms
(* (/ x (* (cbrt (* (cbrt z) (cbrt z))) (* (cbrt z) (cbrt z)))) (/ y (cbrt (cbrt z))))

series118.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (cbrt z) (cbrt z))
46.0ms
(cbrt (* (cbrt z) (cbrt z)))
33.0ms
(cbrt (cbrt z))
12.0ms
(* (/ x (* (cbrt (* (cbrt z) (cbrt z))) (* (cbrt z) (cbrt z)))) (/ y (cbrt (cbrt z))))

simplify826.0ms

Counts
145 → 145
Iterations

Useful iterations: done (822.0ms)

IterNodesCost
02422457
16902354
234932051
done50002025

prune126.0ms

Filtered
104 candidates to 145 candidates (-39.4%)
Pruning

13 alts after pruning (9 fresh and 4 done)

PrunedKeptTotal
New1450145
Fresh099
Picked011
Done033
Total14513158

Merged error: 0.0b

Counts
158 → 13

regimes584.0ms

Accuracy

91.9% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 5.6b

bsearch1.0ms

simplify2.6s

Iterations

Useful iterations: 4 (4.0ms)

IterNodesCost
01949
12345
22641
33237
43836
54736
66036
76536
87236
97636
108036
118436
128836
139236
149636
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done500036

end0.0ms

sample592.0ms

Algorithm
intervals
Results
222.0ms9538×body80valid

Profiling

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