Details

Time bar (total: 13.6s)

sample71.0ms

Algorithm
intervals
Results
22.0ms99×body1280valid
20.0ms86×body640valid
5.0ms386×pre80true
4.0ms42×body320valid
3.0ms136×body80valid
1.0ms23×body160valid

simplify7.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04112
16112
27112
done7112

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 59.0b

localize9.0ms

Local error

Found 1 expressions with local error:

5.6b
(- (exp x) 1.0)

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-log-exp
pow1 sub-neg flip3-- add-cbrt-cube diff-log add-exp-log add-cube-cbrt flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 14
Calls
1 calls:
15.0ms
(- (exp x) 1.0)

series25.0ms

Counts
1 → 3
Calls
1 calls:
25.0ms
(- (exp x) 1.0)

simplify2.4s

Counts
17 → 17
Iterations

Useful iterations: 4 (345.0ms)

IterNodesCost
0394032
1833319
21963319
34163279
49073240
524573240
done50003240

prune72.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (* x x) (+ (* x 1/6) 1/2))
0.3b
(* x 1/6)

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt
associate-*r*
*-un-lft-identity add-cube-cbrt
associate-*l* pow-prod-down prod-exp cbrt-unprod
associate-*r/ *-commutative add-log-exp unswap-sqr
distribute-rgt-in distribute-lft-in flip3-+ flip-+
Counts
2 → 41
Calls
2 calls:
34.0ms
(* (* x x) (+ (* x 1/6) 1/2))
10.0ms
(* x 1/6)

series139.0ms

Counts
2 → 6
Calls
2 calls:
111.0ms
(* (* x x) (+ (* x 1/6) 1/2))
28.0ms
(* x 1/6)

simplify1.8s

Counts
47 → 47
Iterations

Useful iterations: 2 (284.0ms)

IterNodesCost
0799228
12667409
29707129
done50017129

prune160.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 2 expressions with local error:

5.6b
(- (exp x) 1.0)
5.6b
(log (exp (- (exp x) 1.0)))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity
log-pow
log-prod exp-prod
add-cube-cbrt add-log-exp
pow1
sub-neg add-cbrt-cube exp-sum add-exp-log distribute-lft-out-- difference-of-squares
log-div flip3-- exp-diff diff-log rem-log-exp flip--
Counts
2 → 34
Calls
2 calls:
15.0ms
(- (exp x) 1.0)
40.0ms
(log (exp (- (exp x) 1.0)))

series44.0ms

Counts
2 → 6
Calls
2 calls:
18.0ms
(- (exp x) 1.0)
26.0ms
(log (exp (- (exp x) 1.0)))

simplify2.5s

Counts
40 → 40
Iterations

Useful iterations: 4 (523.0ms)

IterNodesCost
06711382
11337597
22847457
36407377
412727338
531247338
done50027338

prune120.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize57.0ms

Local error

Found 4 expressions with local error:

5.6b
(- (exp x) 1.0)
5.6b
(log (exp (- (exp x) 1.0)))
5.6b
(log (exp (- (exp x) 1.0)))
5.6b
(log (exp (- (exp x) 1.0)))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt *-un-lft-identity log-pow
15×log-prod exp-prod
10×add-cube-cbrt
pow1
exp-sum add-log-exp
sub-neg add-cbrt-cube add-exp-log distribute-lft-out-- difference-of-squares
log-div exp-diff rem-log-exp
flip3-- diff-log flip--
Counts
4 → 74
Calls
4 calls:
8.0ms
(- (exp x) 1.0)
22.0ms
(log (exp (- (exp x) 1.0)))
37.0ms
(log (exp (- (exp x) 1.0)))
37.0ms
(log (exp (- (exp x) 1.0)))

series75.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(- (exp x) 1.0)
18.0ms
(log (exp (- (exp x) 1.0)))
15.0ms
(log (exp (- (exp x) 1.0)))
16.0ms
(log (exp (- (exp x) 1.0)))

simplify2.8s

Counts
86 → 86
Iterations

Useful iterations: 4 (558.0ms)

IterNodesCost
06726082
113316153
228415733
364015573
4127215534
5312415534
done500215534

prune441.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.0b

regimes62.0ms

Accuracy

0% (0.3b remaining)

Error of 0.4b against oracle of 0.2b and baseline of 0.4b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
08203
112203
done12203

end0.0ms

sample2.5s

Algorithm
intervals
Results
879.0ms3379×body1280valid
510.0ms4190×body80valid
458.0ms2485×body640valid
237.0ms11985×pre80true
120.0ms1271×body320valid
40.0ms660×body160valid