Details

Time bar (total: 7.9s)

sample56.0ms

Algorithm
intervals
Results
40.0ms112×body10240exit
6.0ms256×body80valid

simplify2.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
068
178
done78

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (exp a) (+ (exp a) (exp b)))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
4×associate-/r* distribute-lft-out
3×add-cbrt-cube associate-/l*
2×add-exp-log associate-/r/
1×pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 33
Calls
1 calls:
9.0ms
(/ (exp a) (+ (exp a) (exp b)))

series35.0ms

Counts
1 → 3
Calls
1 calls:
35.0ms
(/ (exp a) (+ (exp a) (exp b)))

simplify1.4s

Counts
36 → 36
Iterations

Useful iterations: 3 (116.0ms)

IterNodesCost
067487
1140465
2312460
3691434
41649434
done5000434

prune77.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(exp (- a (log (+ (exp a) (exp b)))))
0.7b
(- a (log (+ (exp a) (exp b))))
2.0b
(log (+ (exp a) (exp b)))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
16×*-un-lft-identity
10×add-sqr-sqrt
8×log-prod
6×pow1 add-cube-cbrt log-div exp-prod add-log-exp
4×add-exp-log exp-sum associate--r+ distribute-lft-out-- associate--r-
3×flip3-+ log-pow add-cbrt-cube flip-+
2×sub-neg diff-log rem-exp-log distribute-lft-out difference-of-squares
1×flip3-- exp-diff rem-log-exp flip--
Counts
3 → 56
Calls
3 calls:
10.0ms
(exp (- a (log (+ (exp a) (exp b)))))
6.0ms
(- a (log (+ (exp a) (exp b))))
4.0ms
(log (+ (exp a) (exp b)))

series116.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(exp (- a (log (+ (exp a) (exp b)))))
35.0ms
(- a (log (+ (exp a) (exp b))))
33.0ms
(log (+ (exp a) (exp b)))

simplify1.7s

Counts
65 → 65
Iterations

Useful iterations: 3 (143.0ms)

IterNodesCost
099761
1204697
2395636
3725630
41539630
53766630
done5000630

prune147.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(pow E (- a (log (+ (exp a) (exp b)))))
0.7b
(- a (log (+ (exp a) (exp b))))
2.0b
(log (+ (exp a) (exp b)))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
17×*-un-lft-identity
11×add-sqr-sqrt
8×log-prod
7×pow1 add-cube-cbrt
6×log-div pow-unpow
5×add-exp-log
4×unpow-prod-up associate--r+ distribute-lft-out-- associate--r- add-log-exp
3×unpow-prod-down flip3-+ log-pow add-cbrt-cube flip-+
2×sub-neg pow-exp distribute-lft-out difference-of-squares
1×pow-to-exp e-exp-1 flip3-- pow-pow diff-log rem-log-exp flip-- pow-sub sqr-pow
Counts
3 → 62
Calls
3 calls:
4.0ms
(pow E (- a (log (+ (exp a) (exp b)))))
6.0ms
(- a (log (+ (exp a) (exp b))))
4.0ms
(log (+ (exp a) (exp b)))

series103.0ms

Counts
3 → 9
Calls
3 calls:
35.0ms
(pow E (- a (log (+ (exp a) (exp b)))))
32.0ms
(- a (log (+ (exp a) (exp b))))
36.0ms
(log (+ (exp a) (exp b)))

simplify2.1s

Counts
71 → 71
Iterations

Useful iterations: 4 (1.1s)

IterNodesCost
0116909
1258830
2554773
31227765
43810759
done5001759

prune179.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes42.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
089
199
done99

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.5s3515×body10240exit
191.0ms8000×body80valid