Details

Time bar (total: 6.0s)

analyze7.0ms (0.1%)

Algorithm
search
Search
TrueOtherFalseIter
0%25%75%0
0%25%75%1
0%12.5%87.5%2
0%6.3%93.7%3
0%3.1%96.9%4
0%1.6%98.4%5
0%0.8%99.2%6
0%0.4%99.6%7
0%0.2%99.8%8
0.1%0.1%99.8%9
0.1%0%99.9%10
0.1%0%99.9%11
0.1%0%99.9%12
0.1%0%99.9%13
0.1%0%99.9%14

sample66.0ms (1.1%)

Algorithm
intervals
Results
52.0ms256×body80valid
3.0ms262×pre80true
1.0msbody80invalid

simplify17.0ms (0.3%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (15.0ms)

IterNodesCost
0521649

prune15.0ms (0.3%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 1.7b

Counts
2 → 2

localize36.0ms (0.6%)

Local error

Found 4 expressions with local error:

1.0b
(sqrt PI)
1.1b
(pow (/ 1.0 (fabs x)) 5)
1.1b
(pow (exp (fabs x)) (fabs x))
1.3b
(pow (/ 1.0 (fabs x)) 7)

rewrite16.0ms (0.3%)

Algorithm
rewrite-expression-head
Rules
29×unpow-prod-down
25×add-sqr-sqrt
24×add-cube-cbrt *-un-lft-identity
18×times-frac
10×add-exp-log
pow-unpow
pow1
pow-pow
pow-exp
add-cbrt-cube add-log-exp
pow-to-exp exp-prod sqrt-prod sqr-pow
div-exp div-inv
rem-sqrt-square sqrt-pow1 pow1/2
Counts
4 → 89
Calls

4 calls:

5.0ms
(pow (/ 1.0 (fabs x)) 7)
4.0ms
(pow (/ 1.0 (fabs x)) 5)
3.0ms
(pow (exp (fabs x)) (fabs x))
1.0ms
(sqrt PI)

series55.0ms (0.9%)

Counts
4 → 10
Calls

4 calls:

27.0ms
(pow (exp (fabs x)) (fabs x))
15.0ms
(pow (/ 1.0 (fabs x)) 7)
12.0ms
(pow (/ 1.0 (fabs x)) 5)
0.0ms
(sqrt PI)

simplify35.0ms (0.6%)

Algorithm
egg-herbie
Counts
99 → 99
Iterations

Useful iterations: 0 (24.0ms)

IterNodesCost
04958897
14958897

prune473.0ms (7.8%)

Pruning

18 alts after pruning (18 fresh and 0 done)

PrunedKeptTotal
New821799
Fresh011
Picked101
Done000
Total8318101

Merged error: 1.1b

Counts
101 → 18

localize35.0ms (0.6%)

Local error

Found 4 expressions with local error:

0.8b
(* (pow (exp (fabs x)) (fabs x)) (+ (/ 1.0 (fabs x)) (+ (* (/ 1.0 2.0) (pow (/ 1.0 (fabs x)) 3)) (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 5)) (* (/ 15.0 8.0) (/ 1.0 (pow (fabs x) 7)))))))
1.0b
(sqrt PI)
1.1b
(pow (/ 1.0 (fabs x)) 5)
1.1b
(pow (exp (fabs x)) (fabs x))

rewrite44.0ms (0.7%)

Algorithm
rewrite-expression-head
Rules
41×frac-add
27×associate-*r/
25×add-sqr-sqrt
21×*-un-lft-identity
20×unpow-prod-down
19×add-cube-cbrt
17×associate-*l/
11×add-exp-log
10×cube-div
times-frac
frac-times
pow1 associate-*l*
pow-unpow add-cbrt-cube
pow-pow flip3-+ flip-+
associate-*r* pow-exp add-log-exp sqr-pow
pow-to-exp exp-prod prod-exp sqrt-prod unswap-sqr
distribute-rgt-in rem-sqrt-square distribute-lft-in sqrt-pow1 pow1/2 div-exp *-commutative cbrt-unprod div-inv distribute-lft-out
Counts
4 → 108
Calls

4 calls:

31.0ms
(* (pow (exp (fabs x)) (fabs x)) (+ (/ 1.0 (fabs x)) (+ (* (/ 1.0 2.0) (pow (/ 1.0 (fabs x)) 3)) (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 5)) (* (/ 15.0 8.0) (/ 1.0 (pow (fabs x) 7)))))))
4.0ms
(pow (/ 1.0 (fabs x)) 5)
3.0ms
(pow (exp (fabs x)) (fabs x))
1.0ms
(sqrt PI)

series137.0ms (2.3%)

Counts
4 → 10
Calls

4 calls:

94.0ms
(* (pow (exp (fabs x)) (fabs x)) (+ (/ 1.0 (fabs x)) (+ (* (/ 1.0 2.0) (pow (/ 1.0 (fabs x)) 3)) (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 5)) (* (/ 15.0 8.0) (/ 1.0 (pow (fabs x) 7)))))))
30.0ms
(pow (exp (fabs x)) (fabs x))
12.0ms
(pow (/ 1.0 (fabs x)) 5)
0.0ms
(sqrt PI)

simplify49.0ms (0.8%)

Algorithm
egg-herbie
Counts
118 → 118
Iterations

Useful iterations: 0 (31.0ms)

IterNodesCost
055693631

prune736.0ms (12.2%)

Pruning

20 alts after pruning (20 fresh and 0 done)

PrunedKeptTotal
New10711118
Fresh8917
Picked101
Done000
Total11620136

Merged error: 0.4b

Counts
136 → 20

localize36.0ms (0.6%)

Local error

Found 4 expressions with local error:

0.7b
(pow (exp (fabs x)) (/ (fabs x) 2))
0.7b
(pow (exp (fabs x)) (/ (fabs x) 2))
1.0b
(sqrt PI)
1.1b
(pow (/ 1.0 (fabs x)) 5)

rewrite19.0ms (0.3%)

Algorithm
rewrite-expression-head
Rules
32×add-sqr-sqrt
31×add-cube-cbrt *-un-lft-identity
29×pow-unpow
27×times-frac
19×unpow-prod-down
pow-pow
pow1
add-exp-log
exp-prod
pow-exp add-cbrt-cube add-log-exp
pow-to-exp sqrt-prod div-inv sqr-pow
rem-sqrt-square sqrt-pow1 pow1/2 div-exp
Counts
4 → 101
Calls

4 calls:

5.0ms
(pow (/ 1.0 (fabs x)) 5)
4.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
4.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
1.0ms
(sqrt PI)

series72.0ms (1.2%)

Counts
4 → 10
Calls

4 calls:

30.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
29.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
13.0ms
(pow (/ 1.0 (fabs x)) 5)
0.0ms
(sqrt PI)

simplify48.0ms (0.8%)

Algorithm
egg-herbie
Counts
111 → 111
Iterations

Useful iterations: 0 (39.0ms)

IterNodesCost
050061013

prune628.0ms (10.4%)

Pruning

25 alts after pruning (24 fresh and 1 done)

PrunedKeptTotal
New10011111
Fresh61319
Picked011
Done000
Total10625131

Merged error: 0.3b

Counts
131 → 25

localize42.0ms (0.7%)

Local error

Found 4 expressions with local error:

0.7b
(pow (exp (fabs x)) (/ (fabs x) 2))
1.0b
(sqrt PI)
1.1b
(pow (/ 1.0 (fabs x)) 5)
1.1b
(pow (/ 1.0 (fabs x)) 5)

rewrite18.0ms (0.3%)

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt
30×add-cube-cbrt *-un-lft-identity
29×unpow-prod-down
27×times-frac
19×pow-unpow
10×add-exp-log
pow1
pow-pow
pow-exp
add-cbrt-cube add-log-exp
pow-to-exp exp-prod sqrt-prod div-inv sqr-pow
div-exp
rem-sqrt-square sqrt-pow1 pow1/2
Counts
4 → 99
Calls

4 calls:

5.0ms
(pow (/ 1.0 (fabs x)) 5)
5.0ms
(pow (/ 1.0 (fabs x)) 5)
4.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
1.0ms
(sqrt PI)

series59.0ms (1%)

Counts
4 → 10
Calls

4 calls:

30.0ms
(pow (exp (fabs x)) (/ (fabs x) 2))
16.0ms
(pow (/ 1.0 (fabs x)) 5)
13.0ms
(pow (/ 1.0 (fabs x)) 5)
0.0ms
(sqrt PI)

simplify33.0ms (0.6%)

Algorithm
egg-herbie
Counts
109 → 109
Iterations

Useful iterations: 0 (24.0ms)

IterNodesCost
054861036

prune961.0ms (15.9%)

Pruning

26 alts after pruning (24 fresh and 2 done)

PrunedKeptTotal
New1045109
Fresh41923
Picked011
Done011
Total10826134

Merged error: 0.3b

Counts
134 → 26

regimes633.0ms (10.5%)

Accuracy

Total 0.9b remaining (74.1%)

Threshold costs 0.9b (74.1%)

bsearch0.0ms (0%)

simplify2.0ms (0%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04460
14460

end0.0ms (0%)

sample1.8s (29.2%)

Algorithm
intervals
Results
1.5s8000×body80valid
93.0ms8121×pre80true
23.0ms121×body80invalid

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