Details

Time bar (total: 30.8s)

sample60.0ms

Algorithm
intervals
Results
18.0ms234×body80valid
4.0ms13×body640valid
3.0ms16×body320valid
2.0msbody1280valid
2.0ms11×body160valid
0.0msbody2560valid

simplify15.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01113
12313
24413
312213
432713
573213
6148513
7236113
8319713
9366513
10383713
11414813
12441013
done500013

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.0b

localize22.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- t x) (- a z))
3.8b
(+ x (* (- y z) (/ (- t x) (- a z))))
6.3b
(* (- y z) (/ (- t x) (- a z)))

rewrite151.0ms

Algorithm
rewrite-expression-head
Rules
78×add-sqr-sqrt
73×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
23×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 flip3-- associate-*l* associate-/r* flip-- associate-/l* add-log-exp
associate-/r/
cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 119
Calls
3 calls:
31.0ms
(/ (- t x) (- a z))
8.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
108.0ms
(* (- y z) (/ (- t x) (- a z)))

series517.0ms

Counts
3 → 9
Calls
3 calls:
68.0ms
(/ (- t x) (- a z))
245.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
203.0ms
(* (- y z) (/ (- t x) (- a z)))

simplify994.0ms

Counts
128 → 128
Iterations

Useful iterations: 2 (316.0ms)

IterNodesCost
01831813
14691704
217361606
done50001606

prune527.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 3.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (- t x))
0.5b
(cbrt (- t x))
6.3b
(* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z))))
8.2b
(+ x (* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z)))))

rewrite332.0ms

Algorithm
rewrite-expression-head
Rules
82×frac-times
76×cbrt-div
56×flip3-- flip--
38×associate-*l/
32×associate-*r/
22×add-exp-log
16×add-cbrt-cube
13×pow1 add-sqr-sqrt *-un-lft-identity
11×prod-exp cbrt-unprod
10×cbrt-prod
add-cube-cbrt
pow-prod-down add-log-exp
associate-*l*
distribute-lft-out-- difference-of-squares
cbrt-undiv pow1/3 div-exp
+-commutative flip3-+ associate-*r* sum-log *-commutative flip-+
Counts
4 → 121
Calls
4 calls:
4.0ms
(cbrt (- t x))
4.0ms
(cbrt (- t x))
299.0ms
(* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z))))
15.0ms
(+ x (* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z)))))

series837.0ms

Counts
4 → 12
Calls
4 calls:
208.0ms
(cbrt (- t x))
203.0ms
(cbrt (- t x))
223.0ms
(* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z))))
203.0ms
(+ x (* (- y z) (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (cbrt (- t x)) (- a z)))))

simplify1.4s

Counts
133 → 133
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02783910
17383733
227723179
done50002995

prune601.0ms

Pruning

16 alts after pruning (14 fresh and 2 done)

Merged error: 3.9b

localize17.0ms

Local error

Found 4 expressions with local error:

7.2b
(cbrt (/ (- t x) (- a z)))
7.2b
(cbrt (/ (- t x) (- a z)))
7.2b
(cbrt (/ (- t x) (- a z)))
7.9b
(+ x (* (* (- y z) (* (cbrt (/ (- t x) (- a z))) (cbrt (/ (- t x) (- a z))))) (cbrt (/ (- t x) (- a z)))))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
97×add-sqr-sqrt *-un-lft-identity
93×cbrt-prod
75×times-frac
37×add-cube-cbrt
30×distribute-lft-out-- difference-of-squares
associate-/r/ add-log-exp
pow1 add-exp-log add-cbrt-cube
cbrt-div flip3-- pow1/3 flip-- div-inv
+-commutative flip3-+ sum-log flip-+
Counts
4 → 131
Calls
4 calls:
10.0ms
(cbrt (/ (- t x) (- a z)))
10.0ms
(cbrt (/ (- t x) (- a z)))
10.0ms
(cbrt (/ (- t x) (- a z)))
8.0ms
(+ x (* (* (- y z) (* (cbrt (/ (- t x) (- a z))) (cbrt (/ (- t x) (- a z))))) (cbrt (/ (- t x) (- a z)))))

series924.0ms

Counts
4 → 12
Calls
4 calls:
238.0ms
(cbrt (/ (- t x) (- a z)))
236.0ms
(cbrt (/ (- t x) (- a z)))
216.0ms
(cbrt (/ (- t x) (- a z)))
233.0ms
(+ x (* (* (- y z) (* (cbrt (/ (- t x) (- a z))) (cbrt (/ (- t x) (- a z))))) (cbrt (/ (- t x) (- a z)))))

simplify2.1s

Counts
143 → 143
Iterations

Useful iterations: done (2.1s)

IterNodesCost
01842893
13902774
29042365
329132320
done50012299

prune786.0ms

Pruning

17 alts after pruning (14 fresh and 3 done)

Merged error: 3.2b

localize19.0ms

Local error

Found 4 expressions with local error:

3.8b
(+ (* (/ (- t x) (- a z)) (- y z)) x)
6.3b
(* (/ (- t x) (- a z)) (- y z))
6.3b
(* (/ (- t x) (- a z)) (- y z))
6.3b
(* (/ (- t x) (- a z)) (- y z))

rewrite307.0ms

Algorithm
rewrite-expression-head
Rules
121×add-sqr-sqrt
106×*-un-lft-identity
93×associate-*l*
78×times-frac
40×add-cube-cbrt
33×distribute-lft-out-- difference-of-squares
19×add-exp-log add-cbrt-cube
15×associate-*r*
10×pow1
flip3-- flip--
distribute-rgt-in sub-neg distribute-lft-in
frac-times associate-*r/ prod-exp associate-/r/ cbrt-unprod add-log-exp unswap-sqr
associate-+l+
cbrt-undiv div-exp pow-prod-down associate-*l/ *-commutative div-inv
+-commutative flip3-+ sum-log flip-+
Counts
4 → 195
Calls
4 calls:
31.0ms
(+ (* (/ (- t x) (- a z)) (- y z)) x)
69.0ms
(* (/ (- t x) (- a z)) (- y z))
107.0ms
(* (/ (- t x) (- a z)) (- y z))
76.0ms
(* (/ (- t x) (- a z)) (- y z))

series1.2s

Counts
4 → 12
Calls
4 calls:
217.0ms
(+ (* (/ (- t x) (- a z)) (- y z)) x)
287.0ms
(* (/ (- t x) (- a z)) (- y z))
294.0ms
(* (/ (- t x) (- a z)) (- y z))
377.0ms
(* (/ (- t x) (- a z)) (- y z))

simplify1.1s

Counts
207 → 207
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01513043
14072941
213352773
done50002747

prune837.0ms

Pruning

17 alts after pruning (13 fresh and 4 done)

Merged error: 3.2b

regimes725.0ms

Accuracy

48.8% (5.9b remaining)

Error of 9.1b against oracle of 3.1b and baseline of 14.7b

bsearch4.0ms

simplify7.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
030100
139100
done39100

end0.0ms

sample1.7s

Algorithm
intervals
Results
488.0ms7725×body80valid
393.0ms418×body320valid
162.0ms272×body1280valid
113.0ms480×body640valid
26.0ms265×body160valid
3.0ms10×body2560valid