Details

Time bar (total: 14.9s)

sample38.0ms

Algorithm
intervals
Results
12.0ms198×body80nan
7.0ms62×body1280valid
3.0ms42×body640valid
3.0ms121×body80valid
1.0ms21×body320valid
0.0ms10×body160valid

simplify4.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
067
197
2107
done107

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 31.9b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1.0))
2.8b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt *-un-lft-identity sqrt-prod
add-log-exp difference-of-squares
pow1 add-cube-cbrt distribute-lft-out--
add-exp-log sqrt-div add-cbrt-cube distribute-lft-out
sub-neg rem-sqrt-square flip3-- sqrt-pow1 flip3-+ pow1/2 diff-log flip-- flip-+
Counts
2 → 35
Calls
2 calls:
16.0ms
(sqrt (+ x 1.0))
44.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series107.0ms

Counts
2 → 6
Calls
2 calls:
36.0ms
(sqrt (+ x 1.0))
71.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify2.5s

Counts
41 → 41
Iterations

Useful iterations: done (2.5s)

IterNodesCost
084488
1183440
2432410
31028402
42702390
done5000382

prune141.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.2b
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

rewrite179.0ms

Algorithm
rewrite-expression-head
Rules
52×*-un-lft-identity
24×sqrt-prod
21×distribute-lft-out
18×times-frac
16×add-sqr-sqrt
15×add-cube-cbrt
associate-/r*
add-exp-log add-cbrt-cube add-log-exp
pow1
flip3-+ flip-+ associate-/l*
sqrt-div associate-/r/
cbrt-undiv +-commutative rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 div-exp clear-num sum-log div-inv
Counts
3 → 71
Calls
3 calls:
14.0ms
(sqrt (+ x 1.0))
67.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
92.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

series396.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(sqrt (+ x 1.0))
110.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
252.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

simplify2.2s

Counts
80 → 80
Iterations

Useful iterations: done (2.2s)

IterNodesCost
01521125
13431018
2891935
32607919
done5000915

prune238.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ 1.0 (+ (* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0)))) (sqrt x)))
0.2b
(* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0))))
0.3b
(cbrt (+ x 1.0))
0.3b
(cbrt (+ x 1.0))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity
18×add-cube-cbrt
13×cbrt-prod
10×associate-*r*
times-frac sqrt-prod
add-exp-log add-cbrt-cube
pow1 cbrt-div
flip3-+ flip-+ add-log-exp
associate-*l* associate-/r* distribute-lft-out associate-/l* unswap-sqr
pow1/3 sqrt-div associate-*r/ associate-/r/
cbrt-undiv frac-2neg div-exp pow-prod-down prod-exp clear-num *-commutative cbrt-unprod div-inv
Counts
4 → 86
Calls
4 calls:
45.0ms
(/ 1.0 (+ (* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0)))) (sqrt x)))
41.0ms
(* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0))))
4.0ms
(cbrt (+ x 1.0))
4.0ms
(cbrt (+ x 1.0))

series713.0ms

Counts
4 → 12
Calls
4 calls:
276.0ms
(/ 1.0 (+ (* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0)))) (sqrt x)))
194.0ms
(* (fabs (cbrt (+ x 1.0))) (sqrt (cbrt (+ x 1.0))))
127.0ms
(cbrt (+ x 1.0))
116.0ms
(cbrt (+ x 1.0))

simplify1.9s

Counts
98 → 98
Iterations

Useful iterations: done (1.9s)

IterNodesCost
03282505
18512346
230582209
done50002197

prune525.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (+ x 1.0))
0.3b
(cbrt (sqrt (+ x 1.0)))
0.3b
(cbrt (sqrt (+ x 1.0)))
0.3b
(* (cbrt (sqrt (+ x 1.0))) (cbrt (sqrt (+ x 1.0))))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
66×cbrt-prod
43×add-sqr-sqrt
41×*-un-lft-identity
36×sqrt-prod
21×add-cube-cbrt
18×cbrt-div
16×sqrt-div
14×swap-sqr
11×pow1
10×associate-*r* associate-*l*
flip3-+ pow1/3 flip-+ distribute-lft-out unswap-sqr
add-exp-log
frac-times add-cbrt-cube add-log-exp
associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 117
Calls
4 calls:
8.0ms
(cbrt (+ x 1.0))
10.0ms
(cbrt (sqrt (+ x 1.0)))
5.0ms
(cbrt (sqrt (+ x 1.0)))
82.0ms
(* (cbrt (sqrt (+ x 1.0))) (cbrt (sqrt (+ x 1.0))))

series492.0ms

Counts
4 → 12
Calls
4 calls:
117.0ms
(cbrt (+ x 1.0))
104.0ms
(cbrt (sqrt (+ x 1.0)))
135.0ms
(cbrt (sqrt (+ x 1.0)))
136.0ms
(* (cbrt (sqrt (+ x 1.0))) (cbrt (sqrt (+ x 1.0))))

simplify2.2s

Counts
129 → 129
Iterations

Useful iterations: done (2.2s)

IterNodesCost
01822091
13671910
29201826
323151640
done50001507

prune615.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 0.0b

regimes62.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
199
done99

end0.0ms

sample2.1s

Algorithm
intervals
Results
488.0ms657×body320valid
393.0ms1772×body1280valid
351.0ms4002×body80valid
280.0ms8006×body80nan
169.0ms1252×body640valid
60.0ms317×body160valid