Details

Time bar (total: 9.6s)

sample45.0ms

Algorithm
intervals
Results
18.0ms132×pre10240exit
8.0ms256×body80valid
3.0ms124×pre80true

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
06

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.8b

localize11.0ms

Local error

Found 2 expressions with local error:

0.7b
(/ x0 (- 1.0 x1))
7.3b
(- (/ x0 (- 1.0 x1)) x0)

rewrite345.0ms

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:
9.0ms
(/ x0 (- 1.0 x1))
330.0ms
(- (/ x0 (- 1.0 x1)) x0)

series115.0ms

Counts
2 → 6
Calls
2 calls:
56.0ms
(/ x0 (- 1.0 x1))
59.0ms
(- (/ x0 (- 1.0 x1)) x0)

simplify1.2s

Counts
146 → 146
Iterations
IterNodes
done5001
21495
1452
0190

prune473.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 4.8b

localize27.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ (cbrt x0) (- 1.0 x1))
6.2b
(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))
0.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

series234.0ms

Counts
2 → 6
Calls
2 calls:
110.0ms
(/ (cbrt x0) (- 1.0 x1))
124.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

simplify986.0ms

Counts
73 → 73
Iterations
IterNodes
done5000
21119
1314
0151

prune382.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 4.8b

localize33.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
6.4b
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

rewrite24.0ms

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:
16.0ms
(/ (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))

series598.0ms

Counts
2 → 6
Calls
2 calls:
200.0ms
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
398.0ms
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify964.0ms

Counts
101 → 101
Iterations
IterNodes
done5000
21376
1375
0169

prune301.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.8b

localize19.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
6.8b
(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:
21.0ms
(/ (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))

series596.0ms

Counts
2 → 6
Calls
2 calls:
313.0ms
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
282.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) (+ (sqrt 1.0) (sqrt x1))) (/ (cbrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify1.5s

Counts
101 → 101
Iterations
IterNodes
done5001
22389
1530
0226

prune421.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.8b

regimes163.0ms

Accuracy

41.4% (1.2b remaining)

Error of 6.1b against oracle of 4.9b and baseline of 6.9b

bsearch35.0ms

Steps
ItersRangePoint
7
0.000209
0.0186
0.018204597656249998

simplify3.0ms

Iterations
IterNodes
done25
125
022

end0.0ms

sample1.1s

Algorithm
intervals
Results
572.0ms3893×pre10240exit
261.0ms8000×body80valid
82.0ms4107×pre80true