Details

Time bar (total: 9.7s)

sample45.0ms

Algorithm
intervals
Results
17.0ms125×pre10240exit
8.0ms256×body80valid
3.0ms131×pre80true

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
06

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.6b

localize17.0ms

Local error

Found 2 expressions with local error:

0.7b
(/ x0 (- 1.0 x1))
7.1b
(- (/ x0 (- 1.0 x1)) x0)

rewrite364.0ms

Algorithm
rewrite-expression-head
Rules
106×add-sqr-sqrt
103×*-un-lft-identity
76×times-frac
69×add-cube-cbrt
63×prod-diff
21×fma-neg
18×difference-of-squares
17×distribute-lft-out--
10×associate-/r/
flip3-- flip--
associate-/r* div-inv
add-cbrt-cube add-exp-log add-log-exp
associate-/l*
expm1-log1p-u pow1 log1p-expm1-u
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-exp
Counts
2 → 140
Calls
2 calls:
289.0ms
(/ x0 (- 1.0 x1))
67.0ms
(- (/ x0 (- 1.0 x1)) x0)

series105.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(/ x0 (- 1.0 x1))
61.0ms
(- (/ x0 (- 1.0 x1)) x0)

simplify1.1s

Counts
146 → 146
Iterations
IterNodes
done5001
21495
1452
0190

prune548.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 4.6b

localize24.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ (cbrt x0) (- 1.0 x1))
6.0b
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
21×add-cube-cbrt
18×cbrt-prod
distribute-lft-out-- difference-of-squares
associate-/l*
associate-/r*
add-exp-log
add-cbrt-cube
expm1-log1p-u pow1 associate-/r/ log1p-expm1-u add-log-exp
cbrt-undiv clear-num frac-2neg flip3-- div-exp fma-udef div-inv flip--
Counts
2 → 67
Calls
2 calls:
15.0ms
(/ (cbrt x0) (- 1.0 x1))
1.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

series219.0ms

Counts
2 → 6
Calls
2 calls:
112.0ms
(/ (cbrt x0) (- 1.0 x1))
107.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

simplify912.0ms

Counts
73 → 73
Iterations
IterNodes
done5000
21119
1314
0151

prune265.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 4.6b

localize24.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
6.2b
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
85×add-sqr-sqrt
72×sqrt-prod
57×*-un-lft-identity
54×times-frac
29×add-cube-cbrt
28×difference-of-squares
14×distribute-lft-out--
associate-/r*
associate-/l*
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 associate-/r/ log1p-expm1-u add-log-exp
cbrt-undiv clear-num frac-2neg flip3-- div-exp fma-udef div-inv flip--
Counts
2 → 95
Calls
2 calls:
17.0ms
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
0.0ms
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

series637.0ms

Counts
2 → 6
Calls
2 calls:
200.0ms
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
436.0ms
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify959.0ms

Counts
101 → 101
Iterations
IterNodes
done5000
21376
1375
0169

prune310.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.6b

localize28.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
6.5b
(fma (/ (* (cbrt x0) (cbrt x0)) (+ (sqrt 1.0) (sqrt x1))) (/ (cbrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
85×add-sqr-sqrt
57×*-un-lft-identity
54×times-frac
42×sqrt-prod
30×cbrt-prod
29×add-cube-cbrt
28×difference-of-squares
14×distribute-lft-out--
associate-/r*
associate-/l*
add-exp-log
add-cbrt-cube
expm1-log1p-u pow1 associate-/r/ log1p-expm1-u add-log-exp
cbrt-undiv clear-num frac-2neg flip3-- div-exp fma-udef div-inv flip--
Counts
2 → 95
Calls
2 calls:
20.0ms
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
0.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) (+ (sqrt 1.0) (sqrt x1))) (/ (cbrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

series660.0ms

Counts
2 → 6
Calls
2 calls:
374.0ms
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
285.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) (+ (sqrt 1.0) (sqrt x1))) (/ (cbrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify1.6s

Counts
101 → 101
Iterations
IterNodes
done5001
22389
1530
0226

prune407.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.6b

regimes131.0ms

Accuracy

0% (2.1b remaining)

Error of 6.9b against oracle of 4.8b and baseline of 6.9b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done13
113
011

end0.0ms

sample1.2s

Algorithm
intervals
Results
606.0ms4052×pre10240exit
257.0ms8000×body80valid
117.0ms3948×pre80true