Details

Time bar (total: 6.0s)

sample1.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 62.628174%

Guaranteed chance to sample good point: 43.900049%

Results
13.0ms256×body80valid
5.0ms92×body80invalid

simplify90.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0348
1838
22208
33848
44558
55638
65868
76778
89028
913228
1013228

prune7.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 4.4b

Counts
2 → 1

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
0.2b
(* (* a 27.0) b)
0.4b
(* (* y 9.0) z)
6.6b
(* (* (* y 9.0) z) t)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*r* add-log-exp
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
3×associate-*l* *-commutative
2×associate-+l+ sum-log
1×+-commutative associate-+l- sub-neg flip3-+ diff-log flip-+
Counts
4 → 72
Calls
4 calls:
5.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
4.0ms
(* (* a 27.0) b)
5.0ms
(* (* y 9.0) z)
7.0ms
(* (* (* y 9.0) z) t)

series49.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
3.0ms
(* (* a 27.0) b)
3.0ms
(* (* y 9.0) z)
6.0ms
(* (* (* y 9.0) z) t)

simplify63.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0370455
11919383
25001383

prune137.0ms

Filtered
49 candidates to 84 candidates (-71.4%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New75984
Fresh000
Picked101
Done000
Total76985

Merged error: 0.0b

Counts
85 → 9

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
0.2b
(* (* a 27.0) b)
6.3b
(* (* y 9.0) (* z t))

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
21×pow1 add-exp-log add-cbrt-cube
11×pow-prod-down prod-exp cbrt-unprod add-log-exp
5×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
4×associate-*r*
2×sub-neg associate-+l+ diff-log associate-*l* sum-log *-commutative
1×+-commutative associate-+l- flip3-- flip3-+ flip-- flip-+
Counts
4 → 67
Calls
4 calls:
5.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
9.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
8.0ms
(* (* a 27.0) b)
12.0ms
(* (* y 9.0) (* z t))

series95.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
58.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (* (* a 27.0) b))
6.0ms
(* (* a 27.0) b)
11.0ms
(* (* y 9.0) (* z t))

simplify57.0ms

Algorithm
egg-herbie
Counts
79 → 79
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0385495
11778438
25001438

prune116.0ms

Filtered
49 candidates to 79 candidates (-61.2%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New75479
Fresh448
Picked101
Done000
Total80888

Merged error: 0b

Counts
88 → 8

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* y (* 9.0 (* z t)))) (* (* a 27.0) b))
0.2b
(* 9.0 (* z t))
0.2b
(* (* a 27.0) b)
6.0b
(* y (* 9.0 (* z t)))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×add-log-exp
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
5×associate-*r*
3×*-commutative
2×associate-+l+ sum-log
1×+-commutative associate-+l- sub-neg flip3-+ diff-log flip-+
Counts
4 → 72
Calls
4 calls:
5.0ms
(+ (- (* x 2.0) (* y (* 9.0 (* z t)))) (* (* a 27.0) b))
4.0ms
(* 9.0 (* z t))
4.0ms
(* (* a 27.0) b)
6.0ms
(* y (* 9.0 (* z t)))

series48.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(+ (- (* x 2.0) (* y (* 9.0 (* z t)))) (* (* a 27.0) b))
3.0ms
(* 9.0 (* z t))
3.0ms
(* (* a 27.0) b)
6.0ms
(* y (* 9.0 (* z t)))

simplify60.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0357453
11674381
25002381

prune114.0ms

Filtered
52 candidates to 84 candidates (-61.5%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New84084
Fresh077
Picked011
Done000
Total84892

Merged error: 0b

Counts
92 → 8

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (pow (* 27.0 (* a b)) 1))
0.2b
(* 27.0 (* a b))
6.3b
(* (* y 9.0) (* z t))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
21×pow1 add-exp-log add-cbrt-cube
11×pow-prod-down prod-exp cbrt-unprod add-log-exp
7×*-un-lft-identity
5×add-sqr-sqrt add-cube-cbrt
4×associate-*l*
2×sub-neg associate-+l+ diff-log associate-*r* sum-log *-commutative
1×+-commutative associate-+l- flip3-- flip3-+ flip-- flip-+ distribute-lft-out
Counts
4 → 68
Calls
4 calls:
3.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
7.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (pow (* 27.0 (* a b)) 1))
4.0ms
(* 27.0 (* a b))
6.0ms
(* (* y 9.0) (* z t))

series63.0ms

Counts
4 → 12
Calls
4 calls:
18.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
35.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* z t))) (pow (* 27.0 (* a b)) 1))
3.0ms
(* 27.0 (* a b))
6.0ms
(* (* y 9.0) (* z t))

simplify67.0ms

Algorithm
egg-herbie
Counts
80 → 80
Iterations

Useful iterations: 2 (58.0ms)

IterNodesCost
0378516
11592454
25002451

prune87.0ms

Filtered
49 candidates to 80 candidates (-63.3%)
Pruning

8 alts after pruning (6 fresh and 2 done)

PrunedKeptTotal
New80080
Fresh066
Picked011
Done011
Total80888

Merged error: 0b

Counts
88 → 8

regimes1.6s

Accuracy

74.5% (0.9b remaining)

Error of 0.9b against oracle of 0.0b and baseline of 3.4b

bsearch1.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
05228
15228

end0.0ms

sample2.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 62.628174%

Guaranteed chance to sample good point: 43.900049%

Results
407.0ms8000×body80valid
147.0ms2806×body80invalid

Profiling

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