Details

Time bar (total: 21.2s)

sample201.0ms

Algorithm
intervals
Results
117.0ms99×body1280valid
47.0ms82×body640valid
14.0ms44×body320valid
7.0ms256×pre80true
4.0ms21×body160valid
1.0ms10×body80valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done13
213
112
07

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.3b

localize29.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (log (- 1 x)) (log (+ 1 x)))
7.0b
(log (- 1 x))
7.2b
(log (+ 1 x))

rewrite52.0ms

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:
34.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
9.0ms
(log (- 1 x))
6.0ms
(log (+ 1 x))

series176.0ms

Counts
3 → 9
Calls
3 calls:
91.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
44.0ms
(log (- 1 x))
41.0ms
(log (+ 1 x))

simplify2.6s

Counts
82 → 82
Iterations
IterNodes
done5001
33941
21125
1404
0178

prune298.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 2 expressions with local error:

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

rewrite197.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log add-log-exp
add-sqr-sqrt
*-un-lft-identity
associate-*l* pow-prod-down prod-exp add-cube-cbrt cbrt-unprod
diff-log insert-posit16
sum-log sub-neg flip3-- associate-*r* associate--l+ *-commutative flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 37
Calls
2 calls:
21.0ms
(* -1/2 (* x x))
176.0ms
(- (+ (* -1/2 (* x x)) -1) x)

series50.0ms

Counts
2 → 6
Calls
2 calls:
29.0ms
(* -1/2 (* x x))
21.0ms
(- (+ (* -1/2 (* x x)) -1) x)

simplify2.8s

Counts
43 → 43
Iterations
IterNodes
done5001
32834
2581
1182
074

prune157.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- (log (- 1 (* x x))) (log (+ 1 x))) (log (+ 1 x)))
3.9b
(log (- 1 (* x x)))
7.2b
(log (+ 1 x))
7.2b
(log (+ 1 x))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
46×*-un-lft-identity
36×pow1
32×add-sqr-sqrt times-frac log-pow
21×add-cube-cbrt
20×distribute-lft-out--
13×log-prod
add-exp-log
associate-/l*
difference-of-squares
log-div add-cbrt-cube
associate-/r* insert-posit16 add-log-exp
rem-log-exp
flip3-+ flip3-- flip-+ flip-- distribute-lft-out associate-/l/
cbrt-undiv clear-num frac-2neg div-sub div-exp div-inv
Counts
4 → 109
Calls
4 calls:
38.0ms
(/ (- (log (- 1 (* x x))) (log (+ 1 x))) (log (+ 1 x)))
7.0ms
(log (- 1 (* x x)))
6.0ms
(log (+ 1 x))
4.0ms
(log (+ 1 x))

series323.0ms

Counts
4 → 12
Calls
4 calls:
133.0ms
(/ (- (log (- 1 (* x x))) (log (+ 1 x))) (log (+ 1 x)))
146.0ms
(log (- 1 (* x x)))
23.0ms
(log (+ 1 x))
22.0ms
(log (+ 1 x))

simplify1.6s

Counts
121 → 121
Iterations
IterNodes
done5000
21483
1527
0212

prune410.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

7.2b
(log (+ 1 x))
7.2b
(log (+ 1 x))
7.2b
(log (+ 1 x))
7.2b
(log (+ 1 x))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
16×log-prod *-un-lft-identity
add-sqr-sqrt pow1 log-div add-exp-log add-cube-cbrt
flip3-+ add-cbrt-cube rem-log-exp log-pow flip-+ insert-posit16 distribute-lft-out add-log-exp
Counts
4 → 64
Calls
4 calls:
4.0ms
(log (+ 1 x))
9.0ms
(log (+ 1 x))
8.0ms
(log (+ 1 x))
8.0ms
(log (+ 1 x))

series106.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(log (+ 1 x))
29.0ms
(log (+ 1 x))
24.0ms
(log (+ 1 x))
23.0ms
(log (+ 1 x))

simplify3.4s

Counts
76 → 76
Iterations
IterNodes
done5002
54335
41444
3558
2241
1112
055

prune348.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

regimes67.0ms

Accuracy

0% (0.4b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 0.5b

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
done9
19
07

end0.0ms

sample8.2s

Algorithm
intervals
Results
4.8s3426×body1280valid
1.8s2506×body640valid
1.0s1223×body320valid
265.0ms8000×pre80true
120.0ms614×body160valid
20.0ms231×body80valid