Details

Time bar (total: 3.8s)

sample337.0ms

Algorithm
intervals
Results
19.0ms735×body80nan
5.0ms256×body80valid

simplify30.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (22.0ms)

IterNodesCost
094
1104
2104
done104

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.5b

localize8.0ms

Local error

Found 1 expressions with local error:

0.5b
(* (sqrt (- x 1.0)) (sqrt x))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
12×sqrt-prod
8×associate-*l*
7×*-un-lft-identity
6×associate-*r*
5×pow1 add-cube-cbrt
4×unswap-sqr
3×add-exp-log pow-prod-down add-cbrt-cube
2×sqrt-pow1 pow1/2 sqrt-div associate-*l/
1×expm1-log1p-u flip3-- sqrt-unprod prod-exp *-commutative flip-- cbrt-unprod log1p-expm1-u distribute-lft-out-- add-log-exp difference-of-squares
Counts
1 → 36
Calls
1 calls:
27.0ms
(* (sqrt (- x 1.0)) (sqrt x))

series76.0ms

Counts
1 → 3
Calls
1 calls:
75.0ms
(* (sqrt (- x 1.0)) (sqrt x))

simplify78.0ms

Counts
39 → 39
Iterations

Useful iterations: 2 (18.0ms)

IterNodesCost
0188226
1635215
22636210
35002210
done5002210

prune74.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize5.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune4.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (sqrt (- x 1.0)))
0.1b
(sqrt (sqrt (- x 1.0)))
0.3b
(* (sqrt (sqrt (- x 1.0))) (* (sqrt (sqrt (- x 1.0))) (sqrt x)))
0.3b
(* (sqrt (sqrt (- x 1.0))) (sqrt x))

rewrite120.0ms

Algorithm
rewrite-expression-head
Rules
66×sqrt-prod
40×add-sqr-sqrt
36×sqrt-div
24×*-un-lft-identity
22×associate-*l*
20×pow1
16×add-cube-cbrt
13×sqrt-pow1
11×add-exp-log add-cbrt-cube
10×pow-prod-down associate-*l/
9×flip3-- pow1/2 flip--
7×associate-*r*
6×unswap-sqr
4×expm1-log1p-u frac-times rem-sqrt-square prod-exp cbrt-unprod log1p-expm1-u distribute-lft-out-- add-log-exp difference-of-squares
3×sqrt-unprod
2×associate-*r/ *-commutative
Counts
4 → 130
Calls
4 calls:
8.0ms
(sqrt (sqrt (- x 1.0)))
8.0ms
(sqrt (sqrt (- x 1.0)))
67.0ms
(* (sqrt (sqrt (- x 1.0))) (* (sqrt (sqrt (- x 1.0))) (sqrt x)))
32.0ms
(* (sqrt (sqrt (- x 1.0))) (sqrt x))

series521.0ms

Counts
4 → 12
Calls
4 calls:
98.0ms
(sqrt (sqrt (- x 1.0)))
97.0ms
(sqrt (sqrt (- x 1.0)))
65.0ms
(* (sqrt (sqrt (- x 1.0))) (* (sqrt (sqrt (- x 1.0))) (sqrt x)))
261.0ms
(* (sqrt (sqrt (- x 1.0))) (sqrt x))

simplify60.0ms

Counts
142 → 142
Iterations

Useful iterations: 2 (49.0ms)

IterNodesCost
05881126
121051021
25002997
done5002997

prune326.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 3 expressions with local error:

0.1b
(sqrt (sqrt (- x 1.0)))
0.3b
(* (sqrt (sqrt (- x 1.0))) (* (pow (- x 1.0) 1/4) (sqrt x)))
0.3b
(* (pow (- x 1.0) 1/4) (sqrt x))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
33×sqrt-prod
30×add-sqr-sqrt
20×associate-*l*
18×add-exp-log *-un-lft-identity
12×add-cube-cbrt
10×prod-exp add-cbrt-cube
8×sqrt-div
7×pow1 unpow-prod-down associate-*r*
6×unswap-sqr
4×sqrt-pow1 cbrt-unprod
3×expm1-log1p-u log1p-expm1-u distribute-lft-out-- add-log-exp difference-of-squares sqr-pow
2×pow-to-exp rem-sqrt-square flip3-- pow1/2 associate-*l/ pow-exp *-commutative flip--
1×pow-prod-down
Counts
3 → 91
Calls
3 calls:
8.0ms
(sqrt (sqrt (- x 1.0)))
65.0ms
(* (sqrt (sqrt (- x 1.0))) (* (pow (- x 1.0) 1/4) (sqrt x)))
40.0ms
(* (pow (- x 1.0) 1/4) (sqrt x))

series501.0ms

Counts
3 → 9
Calls
3 calls:
98.0ms
(sqrt (sqrt (- x 1.0)))
168.0ms
(* (sqrt (sqrt (- x 1.0))) (* (pow (- x 1.0) 1/4) (sqrt x)))
235.0ms
(* (pow (- x 1.0) 1/4) (sqrt x))

simplify66.0ms

Counts
100 → 100
Iterations

Useful iterations: 2 (58.0ms)

IterNodesCost
0641846
12410790
25002774
done5002774

prune240.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes13.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
093
193
done93

end0.0ms

sample1.1s

Algorithm
intervals
Results
550.0ms23430×body80nan
153.0ms7990×body80valid
0.0ms10×body160valid