Details

Time bar (total: 16.7s)

sample250.0ms

Algorithm
intervals
Results
155.0ms114×body1280valid
57.0ms76×body640valid
11.0ms31×body320valid
9.0ms256×pre80true
6.0ms26×body160valid
1.0msbody80valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done13
213
112
07

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.3b

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (log (- 1 x)) (log (+ 1 x)))
7.1b
(log (+ 1 x))
7.1b
(log (- 1 x))

rewrite41.0ms

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:
17.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
3.0ms
(log (+ 1 x))
19.0ms
(log (- 1 x))

series153.0ms

Counts
3 → 9
Calls
3 calls:
85.0ms
(/ (log (- 1 x)) (log (+ 1 x)))
26.0ms
(log (+ 1 x))
42.0ms
(log (- 1 x))

simplify1.2s

Counts
82 → 82
Iterations
IterNodes
done2000
32000
21126
1404
0178

prune643.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 2 expressions with local error:

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

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log add-log-exp
add-sqr-sqrt
sum-log *-un-lft-identity associate-*r* pow-prod-down prod-exp add-cube-cbrt cbrt-unprod
insert-posit16
+-commutative associate-+l+ flip3-+ associate-*l* *-commutative flip-+ unswap-sqr
Counts
2 → 34
Calls
2 calls:
15.0ms
(* (* x x) 1/2)
21.0ms
(+ (+ x 1) (* (* x x) 1/2))

series61.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(* (* x x) 1/2)
28.0ms
(+ (+ x 1) (* (* x x) 1/2))

simplify928.0ms

Counts
40 → 40
Iterations
IterNodes
done2001
32001
2722
1195
067

prune238.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(sqrt (exp (* x x)))
0.0b
(+ (+ x 1) (log (sqrt (exp (* x x)))))
3.7b
(log (sqrt (exp (* x x))))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
16×*-un-lft-identity
12×log-prod
add-sqr-sqrt sqrt-prod
pow1 add-cube-cbrt add-log-exp
log-pow
associate-+r+ sqrt-pow1 distribute-lft-out
add-exp-log
sum-log add-cbrt-cube insert-posit16
exp-prod exp-to-pow pow1/2
+-commutative rem-sqrt-square associate-+l+ flip3-+ rem-log-exp flip-+
Counts
3 → 60
Calls
3 calls:
5.0ms
(sqrt (exp (* x x)))
40.0ms
(+ (+ x 1) (log (sqrt (exp (* x x)))))
6.0ms
(log (sqrt (exp (* x x))))

series432.0ms

Counts
3 → 9
Calls
3 calls:
28.0ms
(sqrt (exp (* x x)))
124.0ms
(+ (+ x 1) (log (sqrt (exp (* x x)))))
279.0ms
(log (sqrt (exp (* x x))))

simplify1.0s

Counts
69 → 69
Iterations
IterNodes
done2031
32031
2665
1201
086

prune488.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.0b

localize41.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (log (- 1 x)) (+ x (* (* x x) (- (* 1/3 x) 1/2))))
0.0b
(* (* x x) (- (* 1/3 x) 1/2))
0.3b
(* 1/3 x)
7.1b
(log (- 1 x))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
20×*-un-lft-identity
17×add-cube-cbrt
16×pow1
14×add-exp-log
13×add-cbrt-cube
12×times-frac
log-prod associate-*r*
log-pow
log-div associate-*l* pow-prod-down prod-exp cbrt-unprod insert-posit16 associate-/l* add-log-exp
associate-/r* flip3-- flip--
distribute-rgt-in sub-neg distribute-lft-in div-sub associate-*r/ associate-/r/ *-commutative difference-of-squares unswap-sqr
cbrt-undiv clear-num frac-2neg flip3-+ div-exp rem-log-exp flip-+ div-inv distribute-lft-out--
Counts
4 → 99
Calls
4 calls:
29.0ms
(/ (log (- 1 x)) (+ x (* (* x x) (- (* 1/3 x) 1/2))))
50.0ms
(* (* x x) (- (* 1/3 x) 1/2))
5.0ms
(* 1/3 x)
4.0ms
(log (- 1 x))

series223.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(/ (log (- 1 x)) (+ x (* (* x x) (- (* 1/3 x) 1/2))))
88.0ms
(* (* x x) (- (* 1/3 x) 1/2))
22.0ms
(* 1/3 x)
30.0ms
(log (- 1 x))

simplify1.4s

Counts
111 → 111
Iterations
IterNodes
done2001
32001
21776
1587
0229

prune606.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.0b

regimes51.0ms

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
done33
333
229
116
08

end0.0ms

sample8.8s

Algorithm
intervals
Results
5.2s3417×body1280valid
2.4s2498×body640valid
593.0ms1260×body320valid
294.0ms8000×pre80true
179.0ms619×body160valid
23.0ms206×body80valid