Details

Time bar (total: 8.8s)

sample45.0ms

Algorithm
intervals
Results
18.0ms115×body1280valid
7.0ms70×body640valid
4.0ms380×pre80true
3.0ms45×body320valid
2.0ms131×body80valid
1.0ms19×body160valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done7
27
16
04

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.4b

localize6.0ms

Local error

Found 1 expressions with local error:

5.4b
(- (exp x) 1.0)

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity
prod-diff
add-cube-cbrt
fma-neg add-log-exp
expm1-log1p-u pow1 sub-neg flip3-- add-cbrt-cube diff-log add-exp-log log1p-expm1-u flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 28
Calls
1 calls:
10.0ms
(- (exp x) 1.0)

series17.0ms

Counts
1 → 3
Calls
1 calls:
17.0ms
(- (exp x) 1.0)

simplify1.7s

Counts
31 → 31
Iterations
IterNodes
done5000
32110
2428
1149
066

prune125.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize10.0ms

Local error

Found 1 expressions with local error:

0.0b
(fma 1/6 x 1/2)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
0.0ms
(fma 1/6 x 1/2)

series37.0ms

Counts
1 → 3
Calls
1 calls:
37.0ms
(fma 1/6 x 1/2)

simplify1.4s

Counts
13 → 13
Iterations
IterNodes
done5001
4950
3208
259
121
015

prune98.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ 1.0 (exp x))
0.0b
(/ (fma (- 1.0) 1.0 (exp (+ x x))) (+ 1.0 (exp x)))
5.6b
(fma (- 1.0) 1.0 (exp (+ x x)))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
13×add-sqr-sqrt add-cube-cbrt
12×times-frac
add-cbrt-cube add-exp-log distribute-lft-out add-log-exp
associate-/r*
expm1-log1p-u pow1 fma-def log1p-expm1-u associate-/l*
flip3-+ associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log frac-2neg div-exp fma-udef div-inv
Counts
3 → 62
Calls
3 calls:
9.0ms
(+ 1.0 (exp x))
11.0ms
(/ (fma (- 1.0) 1.0 (exp (+ x x))) (+ 1.0 (exp x)))
0.0ms
(fma (- 1.0) 1.0 (exp (+ x x)))

series170.0ms

Counts
3 → 9
Calls
3 calls:
9.0ms
(+ 1.0 (exp x))
93.0ms
(/ (fma (- 1.0) 1.0 (exp (+ x x))) (+ 1.0 (exp x)))
68.0ms
(fma (- 1.0) 1.0 (exp (+ x x)))

simplify1.3s

Counts
71 → 71
Iterations
IterNodes
done5001
32420
2623
1220
0105

prune394.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.1b

localize23.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma x (fma x 0.5 1.0) (* (pow x 3) 0.16666666666666663))
0.1b
(* (pow x 3) 0.16666666666666663)

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
12×associate-*l*
add-exp-log
*-un-lft-identity add-cube-cbrt
unpow-prod-down add-cbrt-cube cube-prod unswap-sqr
associate-*r* prod-exp
expm1-log1p-u pow1 log1p-expm1-u add-log-exp sqr-pow
cube-mult pow-to-exp unpow3 pow-exp *-commutative cbrt-unprod fma-udef
Counts
2 → 43
Calls
2 calls:
1.0ms
(fma x (fma x 0.5 1.0) (* (pow x 3) 0.16666666666666663))
22.0ms
(* (pow x 3) 0.16666666666666663)

series104.0ms

Counts
2 → 6
Calls
2 calls:
59.0ms
(fma x (fma x 0.5 1.0) (* (pow x 3) 0.16666666666666663))
45.0ms
(* (pow x 3) 0.16666666666666663)

simplify510.0ms

Counts
49 → 49
Iterations
IterNodes
done5000
2578
1152
072

prune232.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.1b

regimes79.0ms

Accuracy

0% (0.3b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done6
06

end0.0ms

sample2.4s

Algorithm
intervals
Results
1.3s3473×body1280valid
363.0ms2488×body640valid
266.0ms12000×pre80true
107.0ms1207×body320valid
86.0ms4200×body80valid
35.0ms632×body160valid