Details

Time bar (total: 58.5s)

sample26.6s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 1.953125%

Guaranteed chance to sample good point: 7.768924%

Results
13.0ms256×body80valid
8.0ms74×body80invalid

simplify79.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

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

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 2.4b

Counts
2 → 1

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
(* (* y 9.0) z)
0.4b
(* (* a 27.0) b)
5.8b
(* (* (* 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))
5.0ms
(* (* y 9.0) z)
4.0ms
(* (* a 27.0) b)
6.0ms
(* (* (* y 9.0) z) t)

series51.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(+ (- (* x 2.0) (* (* (* y 9.0) z) t)) (* (* a 27.0) b))
3.0ms
(* (* y 9.0) z)
3.0ms
(* (* a 27.0) b)
7.0ms
(* (* (* y 9.0) z) t)

simplify57.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0370455
11919383
25002383

prune136.0ms

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: 0.3b

Counts
85 → 9

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* x 2.0) (- (* 27.0 (* a b)) (* (* (* y 9.0) z) t)))
0.2b
(* (* y 9.0) z)
0.2b
(* 27.0 (* a b))
5.8b
(* (* (* y 9.0) z) t)

rewrite24.0ms

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-*r*
5×associate-*l*
3×*-commutative
2×associate-+r+ sum-log
1×+-commutative associate-+r- sub-neg flip3-+ diff-log flip-+
Counts
4 → 72
Calls
4 calls:
6.0ms
(+ (* x 2.0) (- (* 27.0 (* a b)) (* (* (* y 9.0) z) t)))
5.0ms
(* (* y 9.0) z)
4.0ms
(* 27.0 (* a b))
6.0ms
(* (* (* y 9.0) z) t)

series51.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(+ (* x 2.0) (- (* 27.0 (* a b)) (* (* (* y 9.0) z) t)))
3.0ms
(* (* y 9.0) z)
3.0ms
(* 27.0 (* a b))
7.0ms
(* (* (* y 9.0) z) t)

simplify50.0ms

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0362447
11618372
25001372

prune115.0ms

Filtered
47 candidates to 84 candidates (-78.7%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New81384
Fresh358
Picked101
Done000
Total85893

Merged error: 0.0b

Counts
93 → 8

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 2.0 x) (* 27.0 (* a b)))
0.2b
(* 27.0 (* a b))
0.2b
(* 9.0 (* t (* z y)))
5.8b
(* t (* z y))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*l*
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×add-log-exp
3×associate-*r* *-commutative
1×+-commutative flip3-+ sum-log flip-+
Counts
4 → 68
Calls
4 calls:
3.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
4.0ms
(* 27.0 (* a b))
7.0ms
(* 9.0 (* t (* z y)))
5.0ms
(* t (* z y))

series24.0ms

Counts
4 → 12
Calls
4 calls:
8.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
3.0ms
(* 27.0 (* a b))
6.0ms
(* 9.0 (* t (* z y)))
6.0ms
(* t (* z y))

simplify44.0ms

Algorithm
egg-herbie
Counts
80 → 80
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0316341
11258279
25002279

prune100.0ms

Filtered
46 candidates to 80 candidates (-73.9%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New79180
Fresh167
Picked011
Done000
Total80888

Merged error: 0.0b

Counts
88 → 8

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 2.0 x) (* 27.0 (* a b)))
0.2b
(* 27.0 (* a b))
0.2b
(* 9.0 (* (* t z) y))
4.9b
(* (* t z) y)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*l*
6×add-log-exp
5×associate-*r*
3×*-commutative
1×+-commutative flip3-+ sum-log flip-+
Counts
4 → 68
Calls
4 calls:
4.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
6.0ms
(* 27.0 (* a b))
6.0ms
(* 9.0 (* (* t z) y))
5.0ms
(* (* t z) y)

series25.0ms

Counts
4 → 12
Calls
4 calls:
9.0ms
(+ (* 2.0 x) (* 27.0 (* a b)))
4.0ms
(* 27.0 (* a b))
6.0ms
(* 9.0 (* (* t z) y))
6.0ms
(* (* t z) y)

simplify47.0ms

Algorithm
egg-herbie
Counts
80 → 80
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0334343
11521281
25001281

prune70.0ms

Filtered
48 candidates to 80 candidates (-66.7%)
Pruning

8 alts after pruning (6 fresh and 2 done)

PrunedKeptTotal
New80080
Fresh066
Picked011
Done011
Total80888

Merged error: 0.0b

Counts
88 → 8

regimes1.9s

Accuracy

41.7% (2.0b remaining)

Error of 2.0b against oracle of 0.0b and baseline of 3.5b

bsearch41.0ms

Steps
ItersRangePoint
5
-7.865017041531831e+23
-1.9777259119227762e+23
-2.495214534930031e+23

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03416
13416

end0.0ms

sample28.9s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 1.953125%

Guaranteed chance to sample good point: 7.768924%

Results
417.0ms8000×body80valid
143.0ms2713×body80invalid

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