Details

Time bar (total: 16.6s)

sample87.0ms

Algorithm
intervals
Results
25.0ms306×body80valid
19.0ms292×body80nan

simplify3.1s

Counts
1 → 1
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
01112
12611
25711
312411
435511
5105611
6259611
7483411
done500011

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (- 1.0 z) (log z))
0.0b
(fma x 0.5 (* y (+ (- 1.0 z) (log z))))
0.1b
(* y (+ (- 1.0 z) (log z)))

rewrite205.0ms

Algorithm
rewrite-expression-head
Rules
31×*-un-lft-identity
17×add-sqr-sqrt
13×add-cube-cbrt
11×associate-+l+
pow1 prod-diff
distribute-lft-out
associate-*r*
add-log-exp
add-exp-log fma-def add-cbrt-cube distribute-lft-out--
log-pow
expm1-log1p-u associate-+r+ log-prod associate-*l* log1p-expm1-u
flip3-+ associate-*r/ sum-log flip-+
+-commutative distribute-rgt-in associate-+l- sub-neg distribute-lft-in diff-log pow-prod-down prod-exp *-commutative cbrt-unprod fma-udef difference-of-squares unswap-sqr
Counts
3 → 76
Calls
3 calls:
68.0ms
(+ (- 1.0 z) (log z))
1.0ms
(fma x 0.5 (* y (+ (- 1.0 z) (log z))))
133.0ms
(* y (+ (- 1.0 z) (log z)))

series430.0ms

Counts
3 → 9
Calls
3 calls:
245.0ms
(+ (- 1.0 z) (log z))
91.0ms
(fma x 0.5 (* y (+ (- 1.0 z) (log z))))
95.0ms
(* y (+ (- 1.0 z) (log z)))

simplify1.1s

Counts
85 → 85
Iterations

Useful iterations: done (1.1s)

IterNodesCost
0136897
1362831
21487702
done5001697

prune312.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt y) (cbrt y))
0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×add-cube-cbrt *-un-lft-identity
11×pow1
pow1/3
add-exp-log swap-sqr associate-*r* associate-*l*
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 81
Calls
4 calls:
12.0ms
(* (cbrt y) (cbrt y))
1.0ms
(cbrt y)
1.0ms
(cbrt y)
2.0ms
(cbrt y)

series1.1s

Counts
4 → 12
Calls
4 calls:
310.0ms
(* (cbrt y) (cbrt y))
289.0ms
(cbrt y)
243.0ms
(cbrt y)
246.0ms
(cbrt y)

simplify1.3s

Counts
93 → 93
Iterations

Useful iterations: done (1.3s)

IterNodesCost
065554
1143443
2719423
done5000409

prune317.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (- 1.0 z) (- 1.0 z))
0.5b
(* (log z) (log z))
6.5b
(* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z))))
7.8b
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z)))) (- (- 1.0 z) (log z)))

rewrite328.0ms

Algorithm
rewrite-expression-head
Rules
86×*-un-lft-identity
72×add-sqr-sqrt
61×distribute-rgt-in distribute-lft-in
56×prod-diff
54×add-cube-cbrt
44×associate--l+
30×pow1
18×distribute-lft-out--
15×add-exp-log add-cbrt-cube
13×swap-sqr associate-*r*
12×associate-*l*
10×log-pow
flip3-- flip--
sub-neg times-frac associate-/r*
difference-of-squares
log-prod associate-*r/
expm1-log1p-u frac-times prod-exp cbrt-unprod log1p-expm1-u add-log-exp
pow-prod-down *-commutative unswap-sqr
cbrt-undiv pow2 pow-plus div-exp associate-*l/ associate-/r/ pow-sqr pow-prod-up associate-/l/
frac-2neg clear-num div-inv associate-/l*
Counts
4 → 213
Calls
4 calls:
59.0ms
(* (- 1.0 z) (- 1.0 z))
10.0ms
(* (log z) (log z))
99.0ms
(* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z))))
139.0ms
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z)))) (- (- 1.0 z) (log z)))

series669.0ms

Counts
4 → 12
Calls
4 calls:
31.0ms
(* (- 1.0 z) (- 1.0 z))
222.0ms
(* (log z) (log z))
120.0ms
(* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z))))
295.0ms
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (* (log z) (log z)))) (- (- 1.0 z) (log z)))

simplify973.0ms

Counts
225 → 225
Iterations

Useful iterations: done (962.0ms)

IterNodesCost
03924993
111954168
done50003607

prune655.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize41.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt z)
0.5b
(cbrt z)
6.5b
(* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z)))))
7.8b
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z))))) (- (- 1.0 z) (log z)))

rewrite613.0ms

Algorithm
rewrite-expression-head
Rules
52×*-un-lft-identity
49×distribute-rgt-in distribute-lft-in
44×associate-*r/ associate--l+
43×add-sqr-sqrt
42×prod-diff
36×add-cube-cbrt
32×frac-sub
27×flip3-- flip--
18×associate-/l/
16×frac-times flip3-+ flip-+
12×distribute-lft-out--
11×add-exp-log add-cbrt-cube
10×pow1
times-frac associate-*l/ associate-/r*
cbrt-prod sub-neg
expm1-log1p-u associate-*r* log-pow log1p-expm1-u add-log-exp
associate-*l* difference-of-squares
cbrt-undiv pow1/3 div-exp prod-exp associate-/r/ cbrt-unprod
frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
4 → 172
Calls
4 calls:
2.0ms
(cbrt z)
2.0ms
(cbrt z)
319.0ms
(* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z)))))
267.0ms
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z))))) (- (- 1.0 z) (log z)))

series1.3s

Counts
4 → 12
Calls
4 calls:
535.0ms
(cbrt z)
250.0ms
(cbrt z)
217.0ms
(* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z)))))
331.0ms
(/ (* y (- (* (- 1.0 z) (- 1.0 z)) (+ (* (log z) (* 2 (log (cbrt z)))) (* (log (cbrt z)) (log z))))) (- (- 1.0 z) (log z)))

simplify705.0ms

Counts
184 → 184
Iterations

Useful iterations: done (697.0ms)

IterNodesCost
05007800
116246762
done50016240

prune1.2s

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

regimes175.0ms

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
01011
11211
done1211

end0.0ms

sample2.0s

Algorithm
intervals
Results
684.0ms9159×body80valid
550.0ms9112×body80nan