Details

Time bar (total: 28.4s)

sample276.0ms

Algorithm
intervals
Results
160.0ms110×body1280valid
70.0ms73×body640valid
22.0ms51×body320valid
9.0ms256×pre80true
3.0ms15×body160valid
1.0msbody80valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
311
211
110
07

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 61.4b

localize26.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (log (- 1 x)) (log (+ 1 x)))
4.7b
(log (+ 1 x))
4.8b
(log (- 1 x))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
20×*-un-lft-identity
18×add-sqr-sqrt
16×times-frac
15×pow1 add-cube-cbrt
12×log-pow
10×log-prod
add-exp-log
log-div
add-cbrt-cube
associate-/r* associate-/l*
insert-posit16 add-log-exp
flip3-- div-sub rem-log-exp flip-- difference-of-squares
cbrt-undiv clear-num frac-2neg flip3-+ div-exp flip-+ div-inv distribute-lft-out distribute-lft-out--
Counts
3 → 73
Calls
3 calls:
22.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
5.0ms
(log (+ 1 x))
7.0ms
(log (- 1 x))

series143.0ms

Counts
3 → 9
Calls
3 calls:
80.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
22.0ms
(log (+ 1 x))
40.0ms
(log (- 1 x))

simplify1.4s

Counts
82 → 82
Iterations
IterNodes
33507
21069
1388
0178

prune1.0s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 1 expressions with local error:

0.0b
(- (- -1 (* x (* x 1/2))) x)

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
add-sqr-sqrt *-un-lft-identity diff-log
sub-neg associate--l+
associate--l- pow1 flip3-- add-cbrt-cube add-exp-log add-cube-cbrt insert-posit16 flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 19
Calls
1 calls:
20.0ms
(- (- -1 (* x (* x 1/2))) x)

series34.0ms

Counts
1 → 3
Calls
1 calls:
34.0ms
(- (- -1 (* x (* x 1/2))) x)

simplify1.6s

Counts
22 → 22
Iterations
IterNodes
43885
3806
2249
199
048

prune178.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (cbrt (- (- -1 (* x (* x 1/2))) x)) (cbrt (- (- -1 (* x (* x 1/2))) x)))
0.0b
(cbrt (- (- -1 (* x (* x 1/2))) x))
0.0b
(cbrt (- (- -1 (* x (* x 1/2))) x))
0.0b
(cbrt (- (- -1 (* x (* x 1/2))) x))

rewrite161.0ms

Algorithm
rewrite-expression-head
Rules
43×cbrt-prod
37×add-sqr-sqrt
35×*-un-lft-identity
18×cbrt-div
15×add-cube-cbrt
11×pow1
10×swap-sqr
flip3-- pow1/3 flip-- distribute-lft-out--
associate-*r* associate-*l*
difference-of-squares
add-exp-log
frac-times add-cbrt-cube insert-posit16 add-log-exp unswap-sqr
pow-prod-down associate-*l/ associate-*r/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 105
Calls
4 calls:
115.0ms
(* (cbrt (- (- -1 (* x (* x 1/2))) x)) (cbrt (- (- -1 (* x (* x 1/2))) x)))
9.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
15.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
19.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))

series420.0ms

Counts
4 → 12
Calls
4 calls:
126.0ms
(* (cbrt (- (- -1 (* x (* x 1/2))) x)) (cbrt (- (- -1 (* x (* x 1/2))) x)))
99.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
86.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
110.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))

simplify973.0ms

Counts
117 → 117
Iterations
IterNodes
32180
2847
1350
0161

prune999.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* (cbrt -1) (+ (* 2/3 (* (cbrt -1) x)) (cbrt -1))) (* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9))
0.0b
(cbrt (- (- -1 (* x (* x 1/2))) x))
0.2b
(* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9)
0.4b
(* 2/3 (* (cbrt -1) x))

rewrite231.0ms

Algorithm
rewrite-expression-head
Rules
27×pow1 add-exp-log
22×add-cbrt-cube
16×pow-prod-down prod-exp cbrt-unprod
10×add-sqr-sqrt
*-un-lft-identity
add-cube-cbrt
add-log-exp
cbrt-prod
associate-*r* associate-*l* insert-posit16
associate-+l+ cbrt-div *-commutative
distribute-rgt-in +-commutative sum-log distribute-lft-in flip3-+ flip3-- pow1/3 flip-+ flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 78
Calls
4 calls:
79.0ms
(+ (* (cbrt -1) (+ (* 2/3 (* (cbrt -1) x)) (cbrt -1))) (* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9))
17.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
113.0ms
(* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9)
20.0ms
(* 2/3 (* (cbrt -1) x))

series524.0ms

Counts
4 → 12
Calls
4 calls:
183.0ms
(+ (* (cbrt -1) (+ (* 2/3 (* (cbrt -1) x)) (cbrt -1))) (* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9))
91.0ms
(cbrt (- (- -1 (* x (* x 1/2))) x))
159.0ms
(* (* (* (cbrt -1) x) (* (cbrt -1) x)) 2/9)
90.0ms
(* 2/3 (* (cbrt -1) x))

simplify10.3s

Counts
90 → 90
Iterations
IterNodes
311375
21987
1489
0186

prune1.1s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

regimes37.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
29
19
07

end0.0ms

sample8.9s

Algorithm
intervals
Results
5.6s3315×body1280valid
2.1s2594×body640valid
532.0ms1260×body320valid
351.0ms8000×pre80true
158.0ms616×body160valid
25.0ms215×body80valid