Details

Time bar (total: 16.6s)

sample51.0ms

Algorithm
intervals
Results
13.0ms297×body80valid
12.0ms326×body80nan

simplify2.5s

Counts
1 → 1
Iterations

Useful iterations: 5 (382.0ms)

IterNodesCost
01516
13016
28715
324215
471015
5195214
6401214
done500014

prune15.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(- 1 (log t))
0.0b
(fma (- a 0.5) b (+ x y))
0.1b
(fma z (- 1 (log t)) (fma (- a 0.5) b (+ x y)))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
16×*-un-lft-identity
15×add-sqr-sqrt
12×add-cube-cbrt prod-diff
pow1
log-pow add-log-exp
add-exp-log expm1-log1p-u log-prod fma-neg add-cbrt-cube log1p-expm1-u associate--r+
fma-udef distribute-lft-out-- difference-of-squares
sub-neg flip3-- diff-log flip--
Counts
3 → 56
Calls
3 calls:
4.0ms
(- 1 (log t))
0.0ms
(fma (- a 0.5) b (+ x y))
0.0ms
(fma z (- 1 (log t)) (fma (- a 0.5) b (+ x y)))

series355.0ms

Counts
3 → 9
Calls
3 calls:
120.0ms
(- 1 (log t))
52.0ms
(fma (- a 0.5) b (+ x y))
183.0ms
(fma z (- 1 (log t)) (fma (- a 0.5) b (+ x y)))

simplify948.0ms

Counts
65 → 65
Iterations

Useful iterations: 3 (267.0ms)

IterNodesCost
0114848
1213656
2469567
31694507
done5000507

prune199.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma (- a 0.5) b (+ x y))
0.1b
(fma z (log (/ E t)) (fma (- a 0.5) b (+ x y)))
0.4b
(/ E t)

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log
add-cbrt-cube
pow1 expm1-log1p-u associate-/r* log1p-expm1-u associate-/l* add-log-exp
div-exp fma-udef
cbrt-undiv e-exp-1 frac-2neg clear-num div-inv
Counts
3 → 50
Calls
3 calls:
0.0ms
(fma (- a 0.5) b (+ x y))
0.0ms
(fma z (log (/ E t)) (fma (- a 0.5) b (+ x y)))
2.0ms
(/ E t)

series287.0ms

Counts
3 → 9
Calls
3 calls:
52.0ms
(fma (- a 0.5) b (+ x y))
208.0ms
(fma z (log (/ E t)) (fma (- a 0.5) b (+ x y)))
27.0ms
(/ E t)

simplify1.4s

Counts
59 → 59
Iterations

Useful iterations: 2 (40.0ms)

IterNodesCost
091554
1155540
2336484
3922484
44049484
done5001484

prune217.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
0.3b
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
0.5b
(cbrt t)
0.5b
(cbrt t)

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
20×add-sqr-sqrt
18×add-cube-cbrt prod-diff
cbrt-prod
pow1
log-pow add-log-exp
log-prod associate--r+
pow1/3 associate--l+
add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u
fma-neg diff-log
sub-neg distribute-lft-out--
associate--l- flip3-- flip-- fma-udef difference-of-squares
Counts
4 → 84
Calls
4 calls:
0.0ms
(fma z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
16.0ms
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series996.0ms

Counts
4 → 12
Calls
4 calls:
351.0ms
(fma z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
280.0ms
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
185.0ms
(cbrt t)
179.0ms
(cbrt t)

simplify4.7s

Counts
96 → 96
Iterations

Useful iterations: 3 (2.0s)

IterNodesCost
01491572
13111274
2922894
34898654
done5000654

prune352.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma z (- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
0.3b
(- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t)))
0.5b
(cbrt t)
5.1b
(pow t 1/3)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
21×add-sqr-sqrt
19×add-cube-cbrt
18×prod-diff
pow1
log-pow add-log-exp
cbrt-prod log-prod associate--r+
add-exp-log associate--l+
expm1-log1p-u pow1/3 add-cbrt-cube log1p-expm1-u
unpow-prod-down pow-unpow fma-neg diff-log
sub-neg distribute-lft-out--
associate--l- pow-to-exp flip3-- pow-pow unpow1/3 pow-exp flip-- fma-udef difference-of-squares sqr-pow
Counts
4 → 91
Calls
4 calls:
0.0ms
(fma z (- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
18.0ms
(- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t)))
0.0ms
(cbrt t)
1.0ms
(pow t 1/3)

series1.2s

Counts
4 → 12
Calls
4 calls:
453.0ms
(fma z (- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t))) (fma (- a 0.5) b (+ x y)))
391.0ms
(- (- 1 (* 2 (log (pow t 1/3)))) (log (cbrt t)))
178.0ms
(cbrt t)
171.0ms
(pow t 1/3)

simplify871.0ms

Counts
103 → 103
Iterations

Useful iterations: done (868.0ms)

IterNodesCost
01811720
13791388
210391088
done5000838

prune389.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

regimes549.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02122
12522
done2522

end0.0ms

sample1.5s

Algorithm
intervals
Results
438.0ms9242×body80valid
379.0ms9603×body80nan
0.0msbody1280valid