Details

Time bar (total: 17.3s)

sample82.0ms

Algorithm
intervals
Results
35.0ms357×body80valid

simplify3.7s

Counts
1 → 1
Iterations

Useful iterations: 2 (24.0ms)

IterNodesCost
01717
13517
29216
325316
450616
562916
670416
774116
889416
9108416
10108816
done108816

prune14.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.2b
(* (* y 9.0) z)
0.2b
(* (* a 27.0) b)
4.1b
(* (* (* y 9.0) z) t)

rewrite132.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*r*
7×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×add-log-exp
4×expm1-log1p-u log1p-expm1-u
3×associate-*l* *-commutative
1×sub-neg flip3-- fma-neg diff-log prod-diff flip--
Counts
4 → 79
Calls
4 calls:
15.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
24.0ms
(* (* y 9.0) z)
20.0ms
(* (* a 27.0) b)
71.0ms
(* (* (* y 9.0) z) t)

series672.0ms

Counts
4 → 12
Calls
4 calls:
112.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
36.0ms
(* (* y 9.0) z)
39.0ms
(* (* a 27.0) b)
485.0ms
(* (* (* y 9.0) z) t)

simplify1.7s

Counts
91 → 91
Iterations

Useful iterations: done (1.7s)

IterNodesCost
0146914
1367869
21522762
done5000740

prune365.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
0.2b
(* 9.0 (* t (* z y)))
0.2b
(* (* a 27.0) b)
4.2b
(* t (* z y))

rewrite148.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
7×associate-*l*
6×add-log-exp
5×associate-*r* prod-diff
4×expm1-log1p-u log1p-expm1-u
3×*-commutative
1×sub-neg unpow-prod-down flip3-- fma-neg diff-log flip-- sqr-pow
Counts
4 → 83
Calls
4 calls:
10.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
76.0ms
(* 9.0 (* t (* z y)))
34.0ms
(* (* a 27.0) b)
25.0ms
(* t (* z y))

series195.0ms

Counts
4 → 12
Calls
4 calls:
96.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
41.0ms
(* 9.0 (* t (* z y)))
24.0ms
(* (* a 27.0) b)
34.0ms
(* t (* z y))

simplify1.6s

Counts
95 → 95
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01681243
1397972
21560808
done5000767

prune492.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
0.2b
(* 9.0 (* t (* z y)))
0.2b
(* a (* 27.0 b))
4.2b
(* t (* z y))

rewrite141.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*l*
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×add-log-exp
5×prod-diff
4×expm1-log1p-u log1p-expm1-u
3×associate-*r* *-commutative
1×sub-neg unpow-prod-down flip3-- fma-neg diff-log flip-- sqr-pow
Counts
4 → 83
Calls
4 calls:
20.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
67.0ms
(* 9.0 (* t (* z y)))
21.0ms
(* a (* 27.0 b))
31.0ms
(* t (* z y))

series232.0ms

Counts
4 → 12
Calls
4 calls:
122.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
45.0ms
(* 9.0 (* t (* z y)))
28.0ms
(* a (* 27.0 b))
37.0ms
(* t (* z y))

simplify1.6s

Counts
95 → 95
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01661240
1390971
21485807
done5001766

prune549.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
0.2b
(* 9.0 (* t (* z y)))
0.2b
(* 27.0 (* a b))
4.2b
(* t (* z y))

rewrite151.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
9×associate-*l*
8×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
6×add-log-exp
5×prod-diff
4×expm1-log1p-u log1p-expm1-u
3×associate-*r* *-commutative
1×sub-neg unpow-prod-down flip3-- fma-neg diff-log flip-- sqr-pow
Counts
4 → 83
Calls
4 calls:
10.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
80.0ms
(* 9.0 (* t (* z y)))
29.0ms
(* 27.0 (* a b))
29.0ms
(* t (* z y))

series246.0ms

Counts
4 → 12
Calls
4 calls:
112.0ms
(- (* x 2.0) (pow (* 9.0 (* t (* z y))) 1))
44.0ms
(* 9.0 (* t (* z y)))
42.0ms
(* 27.0 (* a b))
48.0ms
(* t (* z y))

simplify1.2s

Counts
95 → 95
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01641240
1385971
21439807
done5000766

prune459.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes701.0ms

Accuracy

71.7% (0.9b remaining)

Error of 1.0b against oracle of 0.0b and baseline of 3.4b

bsearch193.0ms

Steps
ItersRangePoint
6
6.414329150775304e-150
5.8333250929505735e-149
1.6408427513533212e-149
7
-5.793127394379385e+68
-1.8065408980928207e+67
-2.6508813647618153e+68

simplify11.0ms

Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
03367
15243
done5243

end0.0ms

sample2.5s

Algorithm
intervals
Results
1.1s10988×body80valid