Details

Time bar (total: 3.6s)

sample22.0ms

Algorithm
intervals
Results
7.0ms256×body80valid
5.0ms262×body80nan

simplify3.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
043

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.2b

Counts
2 → 1

localize4.0ms

Local error

Found 1 expressions with local error:

0.2b
(/ a (- (acos a)))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
30×times-frac
24×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
12×distribute-lft-neg-in distribute-rgt-neg-in
10×associate-/r*
4×neg-mul-1
3×add-exp-log add-cbrt-cube associate-/l*
1×pow1 cbrt-undiv expm1-log1p-u frac-2neg div-exp clear-num log1p-expm1-u div-inv add-log-exp
Counts
1 → 57
Calls
1 calls:
5.0ms
(/ a (- (acos a)))

series26.0ms

Counts
1 → 3
Calls
1 calls:
26.0ms
(/ a (- (acos a)))

simplify102.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 3 (37.0ms)

IterNodesCost
0166384
1493372
21442367
33704366
45002366

prune120.0ms

Filtered
60 candidates to 44 candidates (73.3%)
Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New52860
Fresh000
Picked011
Done000
Total52961

Merged error: 0.0b

Counts
61 → 9

localize6.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (- (acos a)) a)
0.3b
(/ 1 (/ (- (acos a)) a))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
252×times-frac
140×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
48×distribute-lft-neg-in distribute-rgt-neg-in
37×associate-/r*
16×neg-mul-1
15×add-exp-log
13×associate-/l*
9×add-cbrt-cube
8×div-exp
6×div-inv
4×cbrt-undiv
3×pow1
2×expm1-log1p-u rec-exp frac-2neg 1-exp clear-num log1p-expm1-u add-log-exp
1×neg-sub0 pow-flip div-sub distribute-frac-neg associate-/r/ inv-pow
Counts
2 → 221
Calls
2 calls:
5.0ms
(/ (- (acos a)) a)
11.0ms
(/ 1 (/ (- (acos a)) a))

series70.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(/ (- (acos a)) a)
27.0ms
(/ 1 (/ (- (acos a)) a))

simplify80.0ms

Algorithm
egg-herbie
Counts
227 → 227
Iterations

Useful iterations: 2 (60.0ms)

IterNodesCost
06631934
130641717
250011525

prune268.0ms

Filtered
227 candidates to 110 candidates (48.5%)
Pruning

10 alts after pruning (9 fresh and 1 done)

PrunedKeptTotal
New2225227
Fresh347
Picked011
Done101
Total22610236

Merged error: 0.0b

Counts
236 → 10

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 1 (- (acos a)))
0.4b
(/ (/ 1 (- (acos a))) (/ 1 a))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
1207×times-frac
550×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
138×distribute-lft-neg-in distribute-rgt-neg-in
51×div-inv
46×add-exp-log neg-mul-1
37×associate-/l*
34×div-exp
23×associate-/r*
16×add-cbrt-cube
9×cbrt-undiv rec-exp 1-exp
3×pow1
2×expm1-log1p-u frac-2neg clear-num log1p-expm1-u add-log-exp
1×pow-flip associate-/r/ associate-/l/ inv-pow
Counts
2 → 584
Calls
2 calls:
5.0ms
(/ 1 (- (acos a)))
21.0ms
(/ (/ 1 (- (acos a))) (/ 1 a))

series33.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(/ 1 (- (acos a)))
27.0ms
(/ (/ 1 (- (acos a))) (/ 1 a))

simplify129.0ms

Algorithm
egg-herbie
Counts
590 → 590
Iterations

Useful iterations: 1 (56.0ms)

IterNodesCost
025217412
150026293

prune851.0ms

Filtered
590 candidates to 229 candidates (38.8%)
Pruning

9 alts after pruning (7 fresh and 2 done)

PrunedKeptTotal
New5882590
Fresh358
Picked011
Done011
Total5919600

Merged error: 0b

Counts
600 → 9

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (- (acos a)))
0.4b
(/ (cbrt (pow (/ 1 (- (acos a))) 3)) (/ 1 a))
1.0b
(cbrt (pow (/ 1 (- (acos a))) 3))
1.0b
(pow (/ 1 (- (acos a))) 3)

rewrite213.0ms

Algorithm
rewrite-expression-head
Rules
2693×times-frac
1243×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
1110×cbrt-prod
544×unpow-prod-down cube-prod
300×distribute-lft-neg-in distribute-rgt-neg-in
112×div-inv
100×neg-mul-1
80×associate-/l*
23×associate-/r*
22×add-exp-log
16×cube-mult unpow3 sqr-pow
12×add-cbrt-cube
10×div-exp
7×pow1
5×cbrt-undiv
4×expm1-log1p-u pow-exp log1p-expm1-u add-log-exp
3×cube-div rec-exp pow-unpow pow-pow 1-exp
2×cbrt-div pow-flip frac-2neg clear-num inv-pow rem-cube-cbrt
1×pow-to-exp pow1/3 associate-/r/ rem-cbrt-cube associate-/l/
Counts
4 → 1352
Calls
4 calls:
5.0ms
(/ 1 (- (acos a)))
46.0ms
(/ (cbrt (pow (/ 1 (- (acos a))) 3)) (/ 1 a))
10.0ms
(cbrt (pow (/ 1 (- (acos a))) 3))
9.0ms
(pow (/ 1 (- (acos a))) 3)

series159.0ms

Counts
4 → 12
Calls
4 calls:
6.0ms
(/ 1 (- (acos a)))
68.0ms
(/ (cbrt (pow (/ 1 (- (acos a))) 3)) (/ 1 a))
37.0ms
(cbrt (pow (/ 1 (- (acos a))) 3))
48.0ms
(pow (/ 1 (- (acos a))) 3)

simplify229.0ms

Algorithm
egg-herbie
Counts
1364 → 1364
Iterations

Useful iterations: 1 (56.0ms)

IterNodesCost
0246615220
1500112601

prune525.0ms

Filtered
1364 candidates to 186 candidates (13.6%)
Pruning

7 alts after pruning (4 fresh and 3 done)

PrunedKeptTotal
New136221364
Fresh426
Picked011
Done022
Total136671373

Merged error: 0b

Counts
1373 → 7

regimes25.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0104
1104

end0.0ms

sample583.0ms

Algorithm
intervals
Results
216.0ms8000×body80valid
168.0ms8094×body80nan

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