Details

Time bar (total: 6.5s)

sample59.0ms

Algorithm
intervals
Results
24.0ms125×pre10240exit
10.0ms256×body80valid
4.0ms131×pre80true

simplify7.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
06

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.6b

localize12.0ms

Local error

Found 2 expressions with local error:

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

rewrite113.0ms

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))
98.0ms
(- (/ x0 (- 1.0 x1)) x0)

series129.0ms

Counts
2 → 6
Calls
2 calls:
49.0ms
(/ x0 (- 1.0 x1))
80.0ms
(- (/ x0 (- 1.0 x1)) x0)

simplify927.0ms

Counts
146 → 146
Iterations
IterNodes
done5001
21495
1452
0190

prune311.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 4.6b

localize18.0ms

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))

rewrite13.0ms

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:
10.0ms
(/ (cbrt x0) (- 1.0 x1))
0.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

series190.0ms

Counts
2 → 6
Calls
2 calls:
89.0ms
(/ (cbrt x0) (- 1.0 x1))
101.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) 1) (/ (cbrt x0) (- 1.0 x1)) (- x0))

simplify455.0ms

Counts
73 → 73
Iterations
IterNodes
done5000
21119
1314
0151

prune235.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 4.6b

localize18.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
6.1b
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

rewrite25.0ms

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:
21.0ms
(/ (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))

series486.0ms

Counts
2 → 6
Calls
2 calls:
158.0ms
(/ (sqrt x0) (- (sqrt 1.0) (sqrt x1)))
327.0ms
(fma (/ (sqrt x0) (+ (sqrt 1.0) (sqrt x1))) (/ (sqrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify486.0ms

Counts
101 → 101
Iterations
IterNodes
done5000
21376
1375
0169

prune229.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.6b

localize23.0ms

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))

rewrite26.0ms

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:
22.0ms
(/ (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))

series481.0ms

Counts
2 → 6
Calls
2 calls:
240.0ms
(/ (cbrt x0) (- (sqrt 1.0) (sqrt x1)))
241.0ms
(fma (/ (* (cbrt x0) (cbrt x0)) (+ (sqrt 1.0) (sqrt x1))) (/ (cbrt x0) (- (sqrt 1.0) (sqrt x1))) (- x0))

simplify635.0ms

Counts
101 → 101
Iterations
IterNodes
done5001
22389
1530
0226

prune279.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 4.6b

regimes88.0ms

Accuracy

0% (2.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done13
113
011

end0.0ms

sample1.2s

Algorithm
intervals
Results
771.0ms3951×pre10240exit
178.0ms8000×body80valid
87.0ms4049×pre80true