Details

Time bar (total: 2.8s)

sample21.0ms

Algorithm
intervals
Results
12.0ms256×body80valid

simplify97.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02014
13714
28414
325214
462314
5141314
6381414
7500114

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
0.0b
(/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
112×times-frac
93×*-un-lft-identity
79×add-sqr-sqrt
61×add-cube-cbrt
16×associate-/l*
14×distribute-lft-out
11×add-exp-log add-cbrt-cube
8×add-log-exp
7×associate-/r* div-inv
6×difference-of-squares
4×pow1 cbrt-undiv div-exp associate-/r/
2×sub-neg flip3-- frac-2neg flip3-+ diff-log clear-num flip-- flip-+ distribute-lft-out--
1×associate-/l/
Counts
4 → 147
Calls
4 calls:
11.0ms
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
5.0ms
(/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
25.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series256.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))
111.0ms
(/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))))))
51.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
47.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify69.0ms

Algorithm
egg-herbie
Counts
159 → 159
Iterations

Useful iterations: 2 (50.0ms)

IterNodesCost
06291823
124371717
250021707

prune324.0ms

Filtered
159 candidates to 119 candidates (74.8%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New1572159
Fresh000
Picked101
Done000
Total1582160

Merged error: 0b

Counts
160 → 2

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3)
0.0b
(cbrt (pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
64×add-sqr-sqrt
22×*-un-lft-identity
20×cbrt-prod
18×times-frac difference-of-squares
14×unpow-prod-down cube-prod
10×add-cube-cbrt
8×add-log-exp
6×distribute-lft-out--
5×pow1 add-exp-log add-cbrt-cube
4×cube-div flip3-- flip--
3×pow-unpow
2×cube-mult sub-neg cbrt-div diff-log unpow3 sqr-pow
1×pow-to-exp pow-pow pow1/3 pow-exp rem-cbrt-cube rem-cube-cbrt
Counts
4 → 96
Calls
4 calls:
21.0ms
(pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3)
22.0ms
(cbrt (pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3))
24.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series223.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3)
45.0ms
(cbrt (pow (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) 3))
50.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
49.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify48.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 2 (34.0ms)

IterNodesCost
03241099
112401049
250011037

prune205.0ms

Filtered
108 candidates to 67 candidates (62.0%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New1080108
Fresh011
Picked011
Done000
Total1082110

Merged error: 0b

Counts
110 → 2

localize13.0ms

Local error

Found 4 expressions with local error:

0.5b
(pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3)
0.5b
(cbrt (pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
2.6b
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
52×add-sqr-sqrt
42×times-frac
38×*-un-lft-identity
36×cbrt-prod
34×add-cube-cbrt
30×unpow-prod-down cube-prod
8×associate-/r/ add-log-exp
7×add-exp-log add-cbrt-cube
6×difference-of-squares
5×pow1
4×flip3-+ flip-+ div-inv
3×pow-unpow
2×cube-div cube-mult sub-neg flip3-- diff-log unpow3 pow-exp flip-- distribute-lft-out-- rem-cube-cbrt sqr-pow
1×cbrt-undiv pow-to-exp cbrt-div pow-pow pow1/3 div-exp rem-cbrt-cube
Counts
4 → 128
Calls
4 calls:
6.0ms
(pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3)
6.0ms
(cbrt (pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3))
20.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
25.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

series347.0ms

Counts
4 → 12
Calls
4 calls:
136.0ms
(pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3)
115.0ms
(cbrt (pow (/ 1.0 (+ 2.0 (* (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t)))) (- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))))) 3))
45.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))
51.0ms
(- 2.0 (/ (/ 2.0 t) (+ 1.0 (/ 1.0 t))))

simplify210.0ms

Algorithm
egg-herbie
Counts
140 → 140
Iterations

Useful iterations: 2 (48.0ms)

IterNodesCost
05502892
122062685
250022657

prune222.0ms

Filtered
140 candidates to 79 candidates (56.4%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1400140
Fresh000
Picked011
Done011
Total1402142

Merged error: 0b

Counts
142 → 2

regimes69.0ms

Accuracy

0% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 0.0b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01816
11816

end0.0ms

sample467.0ms

Algorithm
intervals
Results
369.0ms8000×body80valid

Profiling

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