Details

Time bar (total: 15.5s)

sample145.0ms

Algorithm
intervals
Results
90.0ms148×body10240exit
33.0ms256×body80valid

simplify7.0ms

Counts
1 → 1
Iterations
IterNodes
done7
17
06

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (exp a) (exp b))
0.3b
(/ (exp a) (+ (exp a) (exp b)))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
12×times-frac
11×add-sqr-sqrt add-cube-cbrt
5×distribute-lft-out
4×associate-/r* add-cbrt-cube add-log-exp
3×add-exp-log associate-/l*
2×pow1 flip3-+ associate-/r/ flip-+
1×cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
2 → 45
Calls
2 calls:
20.0ms
(+ (exp a) (exp b))
40.0ms
(/ (exp a) (+ (exp a) (exp b)))

series129.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(+ (exp a) (exp b))
86.0ms
(/ (exp a) (+ (exp a) (exp b)))

simplify3.9s

Counts
51 → 51
Iterations
IterNodes
done5000
42572
31075
2470
1176
078

prune384.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize40.0ms

Local error

Found 4 expressions with local error:

0.0b
(exp (- a (log (+ (exp a) (exp b)))))
0.0b
(+ (exp a) (exp b))
0.3b
(- a (log (+ (exp a) (exp b))))
3.2b
(log (+ (exp a) (exp b)))

rewrite107.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
11×add-sqr-sqrt
9×add-log-exp
8×log-prod
7×pow1 add-cube-cbrt
6×log-div exp-prod
5×add-exp-log
4×flip3-+ exp-sum add-cbrt-cube flip-+ associate--r+ distribute-lft-out-- associate--r-
3×log-pow distribute-lft-out
2×sub-neg diff-log rem-exp-log difference-of-squares
1×+-commutative flip3-- exp-diff rem-log-exp sum-log flip--
Counts
4 → 68
Calls
4 calls:
37.0ms
(exp (- a (log (+ (exp a) (exp b)))))
23.0ms
(+ (exp a) (exp b))
25.0ms
(- a (log (+ (exp a) (exp b))))
18.0ms
(log (+ (exp a) (exp b)))

series270.0ms

Counts
4 → 12
Calls
4 calls:
94.0ms
(exp (- a (log (+ (exp a) (exp b)))))
36.0ms
(+ (exp a) (exp b))
71.0ms
(- a (log (+ (exp a) (exp b))))
69.0ms
(log (+ (exp a) (exp b)))

simplify4.9s

Counts
80 → 80
Iterations
IterNodes
done5002
44312
31327
2537
1240
0107

prune618.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.2b

localize17.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune1.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.2b

regimes191.0ms

Accuracy

0% (0.0b remaining)

Error of 0.6b against oracle of 0.6b and baseline of 0.6b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done9
19
08

end0.0ms

sample4.7s

Algorithm
intervals
Results
3.7s3467×body10240exit
545.0ms8000×body80valid