Details

Time bar (total: 10.0s)

sample47.0ms

Algorithm
intervals
Results
10.0ms218×body80valid
9.0ms34×body640valid
8.0ms18×body1280valid
4.0ms23×body320valid
3.0ms83×body80nan
1.0ms11×body160valid

simplify1.4s

Counts
1 → 1
Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
01013
11813
22711
35411
410311
524211
657411
7285311
done500111

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.1b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (pow (/ y (+ z y)) y) y)
0.0b
(/ y (+ z y))
6.1b
(pow (/ y (+ z y)) y)

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
118×*-un-lft-identity
90×unpow-prod-down
80×add-sqr-sqrt add-cube-cbrt
25×associate-/l*
19×distribute-lft-out
16×add-exp-log
12×associate-/r/
div-exp associate-/r* add-cbrt-cube div-inv
flip3-+ flip-+
sqr-pow
pow1 pow-exp
pow-unpow add-log-exp
cbrt-undiv pow-to-exp frac-2neg clear-num
pow-pow
Counts
3 → 172
Calls
3 calls:
24.0ms
(/ (pow (/ y (+ z y)) y) y)
5.0ms
(/ y (+ z y))
7.0ms
(pow (/ y (+ z y)) y)

series406.0ms

Counts
3 → 9
Calls
3 calls:
133.0ms
(/ (pow (/ y (+ z y)) y) y)
42.0ms
(/ y (+ z y))
231.0ms
(pow (/ y (+ z y)) y)

simplify854.0ms

Counts
181 → 181
Iterations

Useful iterations: 2 (317.0ms)

IterNodesCost
02762881
15382705
221782650
done50002650

prune446.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 1.0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (+ z y))
0.6b
(* (cbrt (+ z y)) (cbrt (+ z y)))
1.5b
(pow (/ (cbrt y) (cbrt (+ z y))) y)
3.6b
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
73×cbrt-prod
71×*-un-lft-identity
61×unpow-prod-down
51×add-sqr-sqrt
43×add-cube-cbrt times-frac
28×cbrt-div
22×add-exp-log
14×flip3-+ flip-+
13×pow1 distribute-lft-out
10×associate-/r/
swap-sqr
frac-times
pow1/3 associate-*r* associate-*l* pow-exp
pow-unpow
div-exp prod-exp
associate-*r/ associate-*l/ add-cbrt-cube add-log-exp unswap-sqr
pow-to-exp pow-pow pow-prod-down pow-sqr pow-prod-up div-inv sqr-pow
pow2 pow-plus *-commutative cbrt-unprod
Counts
4 → 161
Calls
4 calls:
2.0ms
(cbrt (+ z y))
22.0ms
(* (cbrt (+ z y)) (cbrt (+ z y)))
13.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
15.0ms
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

series840.0ms

Counts
4 → 12
Calls
4 calls:
125.0ms
(cbrt (+ z y))
166.0ms
(* (cbrt (+ z y)) (cbrt (+ z y)))
266.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
283.0ms
(pow (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ z y)) (cbrt (+ z y)))) y)

simplify859.0ms

Counts
173 → 173
Iterations

Useful iterations: 2 (332.0ms)

IterNodesCost
03513133
18202802
224512643
done50002643

prune548.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (+ z y))
0.6b
(cbrt (+ z y))
1.5b
(pow (/ (cbrt y) (cbrt (+ z y))) y)
4.0b
(log (/ (cbrt y) (cbrt (+ z y))))

rewrite30.0ms

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:
2.0ms
(cbrt (+ z y))
2.0ms
(cbrt (+ z y))
12.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
6.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

series601.0ms

Counts
4 → 12
Calls
4 calls:
127.0ms
(cbrt (+ z y))
132.0ms
(cbrt (+ z y))
267.0ms
(pow (/ (cbrt y) (cbrt (+ z y))) y)
75.0ms
(log (/ (cbrt y) (cbrt (+ z y))))

simplify612.0ms

Counts
162 → 162
Iterations

Useful iterations: done (606.0ms)

IterNodesCost
02872677
16352499
215482419
done50012376

prune605.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 1 expressions with local error:

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

rewrite7.0ms

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:
6.0ms
(/ (exp (- z)) y)

series20.0ms

Counts
1 → 3
Calls
1 calls:
20.0ms
(/ (exp (- z)) y)

simplify1.0s

Counts
32 → 32
Iterations

Useful iterations: 3 (225.0ms)

IterNodesCost
064299
1117289
2325269
31572267
done5000267

prune68.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

regimes46.0ms

Accuracy

0% (0.9b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01627
12127
done2127

end0.0ms

sample1.4s

Algorithm
intervals
Results
340.0ms782×body1280valid
300.0ms6526×body80valid
248.0ms959×body640valid
93.0ms2993×body80nan
87.0ms513×body320valid
31.0ms304×body160valid