Details

Time bar (total: 55.4s)

sample142.0ms

Algorithm
intervals
Results
63.0ms503×body80valid

simplify9.3s

Counts
1 → 1
Iterations
IterNodes
done5000
54998
42295
3723
2217
167
028

prune78.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 2.1b

localize99.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
0.3b
(* 27.0 (* k j))
4.9b
(* (* t x) (* y 18.0))
6.5b
(* z (* (* t x) (* y 18.0)))

rewrite213.0ms

Algorithm
rewrite-expression-head
Rules
39×pow1 add-cbrt-cube add-exp-log
24×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
associate-*r* *-commutative
fma-udef
Counts
4 → 87
Calls
4 calls:
2.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
30.0ms
(* 27.0 (* k j))
54.0ms
(* (* t x) (* y 18.0))
116.0ms
(* z (* (* t x) (* y 18.0)))

series416.0ms

Counts
4 → 12
Calls
4 calls:
201.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
42.0ms
(* 27.0 (* k j))
56.0ms
(* (* t x) (* y 18.0))
117.0ms
(* z (* (* t x) (* y 18.0)))

simplify3.6s

Counts
99 → 99
Iterations
IterNodes
done5002
21429
1361
0150

prune2.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize157.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
0.3b
(* 27.0 (* k j))
4.1b
(* z (* t x))
7.4b
(* (* z (* t x)) (* y 18.0))

rewrite145.0ms

Algorithm
rewrite-expression-head
Rules
35×pow1 add-cbrt-cube add-exp-log
21×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
associate-*r* *-commutative
fma-udef
Counts
4 → 84
Calls
4 calls:
1.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
25.0ms
(* 27.0 (* k j))
26.0ms
(* z (* t x))
88.0ms
(* (* z (* t x)) (* y 18.0))

series346.0ms

Counts
4 → 12
Calls
4 calls:
166.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
43.0ms
(* 27.0 (* k j))
49.0ms
(* z (* t x))
87.0ms
(* (* z (* t x)) (* y 18.0))

simplify3.1s

Counts
96 → 96
Iterations
IterNodes
done5000
21323
1358
0147

prune2.1s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize106.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
0.3b
(* 27.0 (* k j))
5.6b
(* t (* x z))
7.4b
(* (* t (* x z)) (* y 18.0))

rewrite193.0ms

Algorithm
rewrite-expression-head
Rules
35×pow1 add-cbrt-cube add-exp-log
21×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
associate-*r* *-commutative
fma-udef
Counts
4 → 84
Calls
4 calls:
2.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
41.0ms
(* 27.0 (* k j))
42.0ms
(* t (* x z))
95.0ms
(* (* t (* x z)) (* y 18.0))

series397.0ms

Counts
4 → 12
Calls
4 calls:
208.0ms
(fma 4.0 (fma t a (* x i)) (* 27.0 (* k j)))
36.0ms
(* 27.0 (* k j))
55.0ms
(* t (* x z))
98.0ms
(* (* t (* x z)) (* y 18.0))

simplify3.2s

Counts
96 → 96
Iterations
IterNodes
done5000
21275
1352
0145

prune2.3s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0.0b

localize196.0ms

Local error

Found 4 expressions with local error:

7.4b
(* (* (* (cbrt (* t (* x z))) (cbrt (* t (* x z)))) (cbrt (* t (* x z)))) (* y 18.0))
17.6b
(cbrt (* t (* x z)))
17.6b
(cbrt (* t (* x z)))
17.6b
(cbrt (* t (* x z)))

rewrite402.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log
17×add-cbrt-cube
15×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt expm1-log1p-u *-un-lft-identity add-cube-cbrt insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod pow1/3
associate-*r* associate-*l* *-commutative
Counts
4 → 67
Calls
4 calls:
336.0ms
(* (* (* (cbrt (* t (* x z))) (cbrt (* t (* x z)))) (cbrt (* t (* x z)))) (* y 18.0))
29.0ms
(cbrt (* t (* x z)))
15.0ms
(cbrt (* t (* x z)))
15.0ms
(cbrt (* t (* x z)))

series854.0ms

Counts
4 → 12
Calls
4 calls:
132.0ms
(* (* (* (cbrt (* t (* x z))) (cbrt (* t (* x z)))) (cbrt (* t (* x z)))) (* y 18.0))
238.0ms
(cbrt (* t (* x z)))
262.0ms
(cbrt (* t (* x z)))
221.0ms
(cbrt (* t (* x z)))

simplify8.5s

Counts
79 → 79
Iterations
IterNodes
done5001
34182
21015
1268
0107

prune2.1s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0.0b

regimes9.9s

Accuracy

83.5% (0.7b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 4.6b

bsearch5.0ms

simplify28.0ms

Iterations
IterNodes
done71
171
047

end0.0ms

sample5.3s

Algorithm
intervals
Results
3.4s15885×body80valid