Details

Time bar (total: 1.1s)

analyze76.0ms

Algorithm
search
Search
TrueOtherFalseIter
0%99.9%0.1%0
0%99.9%0.1%1
0%99.9%0.1%2
25%74.9%0.1%3
62.4%37.5%0.1%4
68.7%31.2%0.1%5
68.7%18.7%12.6%6
68.7%18.7%12.6%7
68.7%12.5%18.8%8
68.7%12.5%18.8%9
68.7%9.4%22%10
68.7%9.4%22%11
68.7%7.8%23.5%12
68.7%7.8%23.5%13
68.7%7%24.3%14

sample15.0ms

Algorithm
intervals
Results
7.0ms256×body80valid
1.0ms30×body80overflowed

simplify3.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
078
178

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 1.0b

Counts
2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (exp a) (exp b))
1.0b
(/ (exp a) (+ (exp a) (exp b)))

rewrite16.0ms

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:
4.0ms
(+ (exp a) (exp b))
11.0ms
(/ (exp a) (+ (exp a) (exp b)))

series16.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(+ (exp a) (exp b))
11.0ms
(/ (exp a) (+ (exp a) (exp b)))

simplify61.0ms

Algorithm
egg-herbie
Counts
51 → 51
Iterations

Useful iterations: 0 (55.0ms)

IterNodesCost
04961546
14961546

prune53.0ms

Filtered
36 candidates to 51 candidates (-41.7%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New48351
Fresh000
Picked011
Done000
Total48452

Merged error: 0.7b

Counts
52 → 4

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(exp (- a (log (+ (exp a) (exp b)))))
0.0b
(+ (exp a) (exp b))
1.4b
(- a (log (+ (exp a) (exp b))))
3.9b
(log (+ (exp a) (exp b)))

rewrite23.0ms

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-+ add-cbrt-cube flip-+ associate--r+ distribute-lft-out-- associate--r-
3×exp-sum 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 → 66
Calls
4 calls:
5.0ms
(exp (- a (log (+ (exp a) (exp b)))))
4.0ms
(+ (exp a) (exp b))
7.0ms
(- a (log (+ (exp a) (exp b))))
4.0ms
(log (+ (exp a) (exp b)))

series34.0ms

Counts
4 → 12
Calls
4 calls:
11.0ms
(exp (- a (log (+ (exp a) (exp b)))))
5.0ms
(+ (exp a) (exp b))
8.0ms
(- a (log (+ (exp a) (exp b))))
9.0ms
(log (+ (exp a) (exp b)))

simplify61.0ms

Algorithm
egg-herbie
Counts
78 → 78
Iterations

Useful iterations: 0 (53.0ms)

IterNodesCost
04898734
14898734

prune77.0ms

Filtered
53 candidates to 78 candidates (-47.2%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New78078
Fresh022
Picked011
Done011
Total78482

Merged error: 0.7b

Counts
82 → 4

localize5.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (exp a) (+ a (+ b 2)))

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
31×*-un-lft-identity
15×times-frac
12×distribute-lft-out
11×add-sqr-sqrt add-cube-cbrt
5×associate-/r*
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 → 37
Calls
1 calls:
7.0ms
(/ (exp a) (+ a (+ b 2)))

series14.0ms

Counts
1 → 3
Calls
1 calls:
14.0ms
(/ (exp a) (+ a (+ b 2)))

simplify45.0ms

Algorithm
egg-herbie
Counts
40 → 40
Iterations

Useful iterations: 0 (40.0ms)

IterNodesCost
05166460

prune38.0ms

Filtered
25 candidates to 40 candidates (-60.0%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New40040
Fresh011
Picked011
Done022
Total40444

Merged error: 0.7b

Counts
44 → 4

localize4.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify2.0ms

Algorithm
egg-herbie
Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000

prune0.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New000
Fresh000
Picked011
Done033
Total044

Merged error: 0.7b

Counts
4 → 4

regimes187.0ms

Accuracy

0% (0.2b remaining)

Error of 0.6b against oracle of 0.4b and baseline of 0.6b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0199
1199

end0.0ms

sample360.0ms

Algorithm
intervals
Results
214.0ms8000×body80valid
18.0ms658×body80overflowed

Profiling

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