Details

Time bar (total: 17.2s)

sample113.0ms

Algorithm
intervals
Results
25.0ms204×body80valid
22.0ms40×body640valid
21.0ms23×body1280valid
7.0ms90×body80nan
6.0ms16×body320valid
2.0msbody160valid

simplify1.2s

Counts
1 → 1
Iterations

Useful iterations: 2 (10.0ms)

IterNodesCost
01013
11813
22711
35511
415211
548911
6197611
done500111

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 8.3b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (pow (/ y (+ z y)) y) y))
0.0b
(/ y (+ z y))
8.4b
(pow (/ y (+ z y)) y)

rewrite124.0ms

Algorithm
rewrite-expression-head
Rules
37×*-un-lft-identity
24×times-frac
21×add-sqr-sqrt add-cube-cbrt
18×unpow-prod-down
add-exp-log distribute-lft-out
add-cbrt-cube add-log-exp
pow1 associate-/r* associate-/r/
pow-unpow flip3-+ flip-+ associate-/l*
div-exp pow-exp div-inv
cbrt-undiv +-commutative pow-to-exp pow-pow frac-2neg clear-num sum-log sqr-pow
Counts
3 → 78
Calls
3 calls:
85.0ms
(+ x (/ (pow (/ y (+ z y)) y) y))
19.0ms
(/ y (+ z y))
14.0ms
(pow (/ y (+ z y)) y)

series558.0ms

Counts
3 → 9
Calls
3 calls:
108.0ms
(+ x (/ (pow (/ y (+ z y)) y) y))
60.0ms
(/ y (+ z y))
389.0ms
(pow (/ y (+ z y)) y)

simplify1.0s

Counts
87 → 87
Iterations

Useful iterations: 2 (387.0ms)

IterNodesCost
01581091
14981024
21850972
done5001972

prune251.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize25.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (+ z y))
0.6b
(cbrt (+ z y))
0.8b
(pow (/ (cbrt y) (cbrt (+ z y))) y)
1.8b
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
61×unpow-prod-down
53×cbrt-prod
52×*-un-lft-identity
43×times-frac
36×add-sqr-sqrt add-cube-cbrt
20×add-exp-log
18×cbrt-div
10×associate-/r/
flip3-+ flip-+
distribute-lft-out
pow-exp
pow1 pow-unpow
div-exp
frac-times prod-exp add-cbrt-cube add-log-exp
pow-to-exp pow-pow pow1/3 associate-*r/ associate-*l/ div-inv sqr-pow
Counts
4 → 122
Calls
4 calls:
4.0ms
(cbrt (+ z y))
4.0ms
(cbrt (+ z y))
19.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
48.0ms
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

series1.1s

Counts
4 → 12
Calls
4 calls:
191.0ms
(cbrt (+ z y))
211.0ms
(cbrt (+ z y))
372.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
352.0ms
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

simplify1.8s

Counts
134 → 134
Iterations

Useful iterations: done (1.8s)

IterNodesCost
03082511
110002344
232902207
done50022157

prune814.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize41.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (+ z y))
0.6b
(cbrt (+ z y))
0.8b
(pow (/ (cbrt y) (cbrt (+ z y))) y)
2.5b
(log (/ (cbrt y) (cbrt (+ z y))))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
98×cbrt-prod
89×*-un-lft-identity
84×times-frac
61×add-sqr-sqrt add-cube-cbrt
48×unpow-prod-down log-prod
14×distribute-lft-out
10×add-exp-log
cbrt-div
pow1
flip3-+ associate-/r/ add-cbrt-cube flip-+ add-log-exp
pow-unpow
pow1/3 div-exp rem-log-exp pow-exp div-inv
pow-to-exp log-div pow-pow log-pow sqr-pow
Counts
4 → 150
Calls
4 calls:
6.0ms
(cbrt (+ z y))
7.0ms
(cbrt (+ z y))
24.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
11.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

series916.0ms

Counts
4 → 12
Calls
4 calls:
200.0ms
(cbrt (+ z y))
207.0ms
(cbrt (+ z y))
412.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
96.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

simplify1.4s

Counts
162 → 162
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02872677
18312499
226492420
done50002414

prune912.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize14.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (exp (- z)) y)

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
associate-/r* add-cbrt-cube associate-/l*
add-exp-log associate-/l/
pow1 cbrt-undiv neg-sub0 exp-neg frac-2neg exp-diff div-exp clear-num div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
25.0ms
(/ (exp (- z)) y)

series24.0ms

Counts
1 → 3
Calls
1 calls:
23.0ms
(/ (exp (- z)) y)

simplify3.5s

Counts
32 → 32
Iterations

Useful iterations: 3 (838.0ms)

IterNodesCost
064299
1125289
2488271
33657267
done5001267

prune109.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes134.0ms

Accuracy

0% (0.9b remaining)

Error of 0.9b against oracle of 0.0b and baseline of 0.9b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01627
12127
done2127

end0.0ms

sample2.9s

Algorithm
intervals
Results
730.0ms6506×body80valid
690.0ms762×body1280valid
392.0ms898×body640valid
221.0ms2996×body80nan
170.0ms581×body320valid
109.0ms343×body160valid