Details

Time bar (total: 4.2s)

sample1.4s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 4.6875%

Guaranteed chance to sample good point: 75.557121%

Results
10.0ms256×body80valid
1.0ms22×body80invalid

simplify25.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0246
1466
2736
3996
41196
51456
61786
72536
83336
94676
104676

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
0.0b
(+ (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) t)

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
*-un-lft-identity
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt sub-neg associate-+l+ diff-log sum-log add-cbrt-cube
+-commutative associate-+l- flip3-- flip3-+ associate-*l/ frac-sub flip-- flip-+ distribute-lft-out
Counts
2 → 29
Calls
2 calls:
9.0ms
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
13.0ms
(+ (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) t)

series26.0ms

Counts
2 → 6
Calls
2 calls:
9.0ms
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
17.0ms
(+ (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) t)

simplify56.0ms

Algorithm
egg-herbie
Counts
35 → 35
Iterations

Useful iterations: 2 (15.0ms)

IterNodesCost
0188275
1585260
22356255
35002255

prune46.0ms

Filtered
26 candidates to 35 candidates (-34.6%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New34135
Fresh000
Picked011
Done000
Total34236

Merged error: 0.0b

Counts
36 → 2

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
0.0b
(+ (cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)) t)
0.1b
(pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)
38.7b
(cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
12×cbrt-prod *-un-lft-identity
10×add-sqr-sqrt add-cube-cbrt
add-log-exp
cube-div unpow-prod-down cube-prod
pow1 add-exp-log add-cbrt-cube
pow-unpow cbrt-div flip3-- associate-*l/ frac-sub flip--
cube-mult unpow3 sqr-pow
+-commutative pow-to-exp sub-neg pow-pow flip3-+ pow1/3 diff-log pow-exp sum-log rem-cbrt-cube flip-+ distribute-lft-out rem-cube-cbrt
Counts
4 → 75
Calls
4 calls:
6.0ms
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
12.0ms
(+ (cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)) t)
7.0ms
(pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)
8.0ms
(cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3))

series66.0ms

Counts
4 → 12
Calls
4 calls:
9.0ms
(- (* (/ 1.0 8.0) x) (/ (* y z) 2.0))
19.0ms
(+ (cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)) t)
25.0ms
(pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3)
13.0ms
(cbrt (pow (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) 3))

simplify53.0ms

Algorithm
egg-herbie
Counts
87 → 87
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
0387836
11610760
25001752

prune128.0ms

Filtered
59 candidates to 87 candidates (-47.5%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New87087
Fresh000
Picked011
Done011
Total87289

Merged error: 0.0b

Counts
89 → 2

regimes457.0ms

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
0166
1166

end0.0ms

sample1.9s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 4.6875%

Guaranteed chance to sample good point: 75.557121%

Results
334.0ms7998×body80valid
28.0ms712×body80invalid
0.0msbody2560valid
0.0msbody1280valid

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