Details

Time bar (total: 17.8s)

sample183.0ms

Algorithm
intervals
Results
79.0ms94×body1280valid
33.0ms75×body640valid
30.0ms250×body80nan
13.0ms50×body320valid
5.0ms30×body160valid
1.0msbody80valid

simplify143.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0912
11812
22512
34012
46112
58812
610612
712112
812312
done12312

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 57.9b

localize19.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ (+ 1.0 x) (- 1.0 x))
7.8b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/r*
associate-/r/ add-cbrt-cube associate-/l*
pow1
flip3-- div-exp rem-log-exp flip-- div-inv associate-/l/ add-log-exp
cbrt-undiv log-div frac-2neg flip3-+ clear-num log-pow flip-+
Counts
2 → 82
Calls
2 calls:
31.0ms
(/ (+ 1.0 x) (- 1.0 x))
21.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series203.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(/ (+ 1.0 x) (- 1.0 x))
152.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify680.0ms

Counts
88 → 88
Iterations

Useful iterations: done (676.0ms)

IterNodesCost
01421276
13281221
213001152
done50001139

prune267.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.2b

localize28.0ms

Local error

Found 1 expressions with local error:

0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
69×add-sqr-sqrt
68×associate-*r*
56×unpow-prod-down
35×add-cube-cbrt *-un-lft-identity
24×add-exp-log unpow2 sqr-pow
17×unswap-sqr
10×prod-exp
div-exp
pow-to-exp pow-exp add-cbrt-cube
pow1 associate-*l*
cbrt-unprod
cbrt-undiv associate-*r/ pow-prod-down *-commutative div-inv add-log-exp
Counts
1 → 110
Calls
1 calls:
67.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

series60.0ms

Counts
1 → 3
Calls
1 calls:
60.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

simplify1.6s

Counts
113 → 113
Iterations

Useful iterations: 2 (707.0ms)

IterNodesCost
02201482
16091317
231451027
done50001027

prune482.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.2b

localize26.0ms

Local error

Found 4 expressions with local error:

0.0b
(cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3))
0.1b
(pow (/ (+ 1.0 x) (- 1.0 x)) 3)
0.1b
(/ (+ 1.0 x) (- 1.0 x))
7.8b
(log (cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3)))

rewrite211.0ms

Algorithm
rewrite-expression-head
Rules
209×*-un-lft-identity
140×times-frac
137×add-sqr-sqrt
116×cbrt-prod
79×add-cube-cbrt
78×unpow-prod-down cube-prod
61×log-prod
36×distribute-lft-out
29×distribute-lft-out-- difference-of-squares
14×associate-/r/
10×add-exp-log
add-cbrt-cube
flip3-- flip-- div-inv
pow1
associate-/r*
associate-/l* add-log-exp
cube-div cube-mult pow-unpow unpow3 sqr-pow
cbrt-undiv cbrt-div pow1/3 div-exp pow-exp log-pow associate-/l/ rem-cube-cbrt
pow-to-exp log-div pow-pow frac-2neg flip3-+ rem-log-exp clear-num rem-cbrt-cube flip-+
Counts
4 → 257
Calls
4 calls:
44.0ms
(cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3))
37.0ms
(pow (/ (+ 1.0 x) (- 1.0 x)) 3)
57.0ms
(/ (+ 1.0 x) (- 1.0 x))
48.0ms
(log (cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3)))

series426.0ms

Counts
4 → 12
Calls
4 calls:
62.0ms
(cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3))
98.0ms
(pow (/ (+ 1.0 x) (- 1.0 x)) 3)
62.0ms
(/ (+ 1.0 x) (- 1.0 x))
204.0ms
(log (cbrt (pow (/ (+ 1.0 x) (- 1.0 x)) 3)))

simplify2.4s

Counts
269 → 269
Iterations

Useful iterations: 2 (762.0ms)

IterNodesCost
02595178
17724185
243203863
done50003863

prune569.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.2b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3)))
0.0b
(* x (+ 1.0 x))
8.0b
(log (/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3))))
8.0b
(log (+ (* x (+ 1.0 x)) (* 1.0 1.0)))

rewrite138.0ms

Algorithm
rewrite-expression-head
Rules
286×add-sqr-sqrt
262×*-un-lft-identity
200×times-frac
144×difference-of-squares
109×log-prod
108×unpow-prod-down cube-prod
72×sqr-pow
68×add-cube-cbrt
52×distribute-lft-out
45×distribute-lft-out--
25×associate-/r*
12×add-exp-log
difference-cubes
pow1 add-cbrt-cube
associate-*r* associate-/r/ associate-/l* add-log-exp
log-div flip3-+ rem-log-exp associate-*l* flip-+
flip3-- associate-*r/ div-exp log-pow flip-- div-inv associate-/l/
cbrt-undiv distribute-rgt-in frac-2neg distribute-lft-in pow-prod-down prod-exp clear-num *-commutative cbrt-unprod unswap-sqr
Counts
4 → 299
Calls
4 calls:
54.0ms
(/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3)))
24.0ms
(* x (+ 1.0 x))
27.0ms
(log (/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3))))
13.0ms
(log (+ (* x (+ 1.0 x)) (* 1.0 1.0)))

series296.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3)))
56.0ms
(* x (+ 1.0 x))
85.0ms
(log (/ (+ 1.0 x) (- (pow 1.0 3) (pow x 3))))
69.0ms
(log (+ (* x (+ 1.0 x)) (* 1.0 1.0)))

simplify2.3s

Counts
311 → 311
Iterations

Useful iterations: done (2.3s)

IterNodesCost
03676917
18526324
235396186
done50016185

prune974.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.2b

regimes101.0ms

Accuracy

0% (0.5b remaining)

Error of 0.6b against oracle of 0.1b and baseline of 0.6b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01624
12124
done2124

end0.0ms

sample6.4s

Algorithm
intervals
Results
3.2s3380×body1280valid
1.2s2506×body640valid
775.0ms7919×body80nan
730.0ms1233×body320valid
112.0ms686×body160valid
15.0ms195×body80valid