Details

Time bar (total: 27.8s)

sample81.0ms

Algorithm
intervals
Results
32.0ms349×body80valid

simplify6.8s

Counts
1 → 1
Iterations
IterNodes
done5000
124854
113636
102752
92110
81794
71579
61259
5785
4479
3234
290
135
017

prune29.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.4b

localize21.0ms

Local error

Found 3 expressions with local error:

0.1b
(fma (* 27.0 a) b (* x 2.0))
0.2b
(* (* t y) 9.0)
6.0b
(* z (* (* t y) 9.0))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
9×pow-prod-down prod-exp cbrt-unprod
5×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
4×associate-*r* associate-*l*
3×expm1-log1p-u log1p-expm1-u add-log-exp
2×*-commutative
1×fma-udef
Counts
3 → 53
Calls
3 calls:
0.0ms
(fma (* 27.0 a) b (* x 2.0))
13.0ms
(* (* t y) 9.0)
69.0ms
(* z (* (* t y) 9.0))

series145.0ms

Counts
3 → 9
Calls
3 calls:
84.0ms
(fma (* 27.0 a) b (* x 2.0))
25.0ms
(* (* t y) 9.0)
36.0ms
(* z (* (* t y) 9.0))

simplify2.9s

Counts
62 → 62
Iterations
IterNodes
done5003
33058
2678
1212
092

prune554.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize54.0ms

Local error

Found 3 expressions with local error:

0.1b
(fma 27.0 (* b a) (* x 2.0))
0.2b
(* (* t y) 9.0)
6.0b
(* z (* (* t y) 9.0))

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
9×pow-prod-down prod-exp cbrt-unprod
5×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
4×associate-*r* associate-*l*
3×expm1-log1p-u log1p-expm1-u add-log-exp
2×*-commutative
1×fma-udef
Counts
3 → 53
Calls
3 calls:
0.0ms
(fma 27.0 (* b a) (* x 2.0))
14.0ms
(* (* t y) 9.0)
54.0ms
(* z (* (* t y) 9.0))

series138.0ms

Counts
3 → 9
Calls
3 calls:
62.0ms
(fma 27.0 (* b a) (* x 2.0))
25.0ms
(* (* t y) 9.0)
51.0ms
(* z (* (* t y) 9.0))

simplify2.8s

Counts
62 → 62
Iterations
IterNodes
done5003
33049
2684
1214
092

prune555.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize47.0ms

Local error

Found 3 expressions with local error:

0.1b
(fma 27.0 (* b a) (* x 2.0))
0.3b
(* (* z (* t y)) 9.0)
5.9b
(* z (* t y))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
9×pow-prod-down prod-exp cbrt-unprod
5×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
4×associate-*r* associate-*l*
3×expm1-log1p-u log1p-expm1-u add-log-exp
2×*-commutative
1×fma-udef
Counts
3 → 53
Calls
3 calls:
0.0ms
(fma 27.0 (* b a) (* x 2.0))
48.0ms
(* (* z (* t y)) 9.0)
13.0ms
(* z (* t y))

series163.0ms

Counts
3 → 9
Calls
3 calls:
58.0ms
(fma 27.0 (* b a) (* x 2.0))
62.0ms
(* (* z (* t y)) 9.0)
42.0ms
(* z (* t y))

simplify3.8s

Counts
62 → 62
Iterations
IterNodes
done5002
34319
2750
1206
091

prune448.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 3 expressions with local error:

0.1b
(fma 27.0 (* b a) (* x 2.0))
0.3b
(* (* (* z t) y) 9.0)
5.0b
(* (* z t) y)

rewrite67.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
9×pow-prod-down prod-exp cbrt-unprod
6×associate-*r*
5×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
3×expm1-log1p-u log1p-expm1-u add-log-exp
2×associate-*l* *-commutative
1×fma-udef
Counts
3 → 53
Calls
3 calls:
0.0ms
(fma 27.0 (* b a) (* x 2.0))
46.0ms
(* (* (* z t) y) 9.0)
20.0ms
(* (* z t) y)

series162.0ms

Counts
3 → 9
Calls
3 calls:
83.0ms
(fma 27.0 (* b a) (* x 2.0))
37.0ms
(* (* (* z t) y) 9.0)
42.0ms
(* (* z t) y)

simplify4.0s

Counts
62 → 62
Iterations
IterNodes
done5003
34142
2817
1219
093

prune495.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

regimes1.8s

Accuracy

62.3% (1.2b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 3.3b

bsearch1.0ms

simplify5.0ms

Iterations
IterNodes
done42
142
029

end0.0ms

sample2.5s

Algorithm
intervals
Results
948.0ms11036×body80valid