Details

Time bar (total: 17.0s)

sample59.0ms

Algorithm
intervals
Results
26.0ms266×body80valid

simplify62.0ms

Counts
1 → 1
Iterations
IterNodes
done53
553
451
345
235
126
015

prune44.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 12.3b

localize33.0ms

Local error

Found 3 expressions with local error:

1.7b
(fma (/ y t) b (+ a 1.0))
3.4b
(fma (/ y t) z x)
11.9b
(/ (fma (/ y t) z x) (fma (/ y t) b (+ a 1.0)))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 associate-/r* log1p-expm1-u associate-/l* add-log-exp
fma-udef
cbrt-undiv clear-num frac-2neg div-exp div-inv
Counts
3 → 49
Calls
3 calls:
0.0ms
(fma (/ y t) b (+ a 1.0))
0.0ms
(fma (/ y t) z x)
4.0ms
(/ (fma (/ y t) z x) (fma (/ y t) b (+ a 1.0)))

series698.0ms

Counts
3 → 9
Calls
3 calls:
45.0ms
(fma (/ y t) b (+ a 1.0))
47.0ms
(fma (/ y t) z x)
605.0ms
(/ (fma (/ y t) z x) (fma (/ y t) b (+ a 1.0)))

simplify2.8s

Counts
58 → 58
Iterations
IterNodes
done5000
44233
31002
2325
1128
077

prune425.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 11.5b

localize19.0ms

Local error

Found 3 expressions with local error:

1.7b
(fma (/ y t) b (+ a 1.0))
4.8b
(* (/ y t) z)
11.9b
(/ (+ (* (/ y t) z) x) (fma (/ y t) b (+ a 1.0)))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
19×*-un-lft-identity times-frac add-cube-cbrt
13×associate-*l*
10×add-cbrt-cube add-exp-log
pow1
expm1-log1p-u associate-/r* associate-*r* log1p-expm1-u associate-/l* add-log-exp
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv unswap-sqr associate-/l/
clear-num frac-2neg flip3-+ pow-prod-down associate-*l/ *-commutative flip-+ fma-udef
Counts
3 → 75
Calls
3 calls:
0.0ms
(fma (/ y t) b (+ a 1.0))
12.0ms
(* (/ y t) z)
30.0ms
(/ (+ (* (/ y t) z) x) (fma (/ y t) b (+ a 1.0)))

series615.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(fma (/ y t) b (+ a 1.0))
25.0ms
(* (/ y t) z)
551.0ms
(/ (+ (* (/ y t) z) x) (fma (/ y t) b (+ a 1.0)))

simplify1.5s

Counts
84 → 84
Iterations
IterNodes
done5000
21027
1312
0142

prune632.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 11.5b

localize22.0ms

Local error

Found 4 expressions with local error:

0.6b
(/ 1 (fma (/ y t) b (+ a 1.0)))
1.7b
(fma (/ y t) b (+ a 1.0))
4.8b
(* (/ y t) z)
11.6b
(* (+ (* (/ y t) z) x) (/ 1 (fma (/ y t) b (+ a 1.0))))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
40×add-sqr-sqrt
30×times-frac
29×*-un-lft-identity
28×add-cube-cbrt
22×add-exp-log
16×add-cbrt-cube associate-*r* associate-*l*
pow1
prod-exp
div-exp unswap-sqr
expm1-log1p-u cbrt-unprod log1p-expm1-u add-log-exp
cbrt-undiv associate-/r* associate-*l/ div-inv associate-/l*
frac-times rec-exp flip3-+ 1-exp pow-prod-down *-commutative flip-+
clear-num frac-2neg associate-*r/ un-div-inv fma-udef pow-flip inv-pow
Counts
4 → 119
Calls
4 calls:
8.0ms
(/ 1 (fma (/ y t) b (+ a 1.0)))
0.0ms
(fma (/ y t) b (+ a 1.0))
21.0ms
(* (/ y t) z)
55.0ms
(* (+ (* (/ y t) z) x) (/ 1 (fma (/ y t) b (+ a 1.0))))

series788.0ms

Counts
4 → 12
Calls
4 calls:
182.0ms
(/ 1 (fma (/ y t) b (+ a 1.0)))
41.0ms
(fma (/ y t) b (+ a 1.0))
25.0ms
(* (/ y t) z)
539.0ms
(* (+ (* (/ y t) z) x) (/ 1 (fma (/ y t) b (+ a 1.0))))

simplify1.4s

Counts
131 → 131
Iterations
IterNodes
done5001
21471
1440
0187

prune859.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 11.5b

localize35.0ms

Local error

Found 4 expressions with local error:

10.6b
(cbrt (fma (/ y t) b (+ a 1.0)))
10.6b
(cbrt (fma (/ y t) b (+ a 1.0)))
10.6b
(cbrt (fma (/ y t) b (+ a 1.0)))
11.9b
(/ (+ (* (/ y t) z) x) (* (* (cbrt (fma (/ y t) b (+ a 1.0))) (cbrt (fma (/ y t) b (+ a 1.0)))) (cbrt (fma (/ y t) b (+ a 1.0)))))

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log
cbrt-prod add-sqr-sqrt *-un-lft-identity add-cbrt-cube add-cube-cbrt
expm1-log1p-u pow1 log1p-expm1-u add-log-exp
cbrt-undiv times-frac pow1/3 div-exp prod-exp cbrt-unprod associate-/l*
associate-/l/
clear-num associate-/r* frac-2neg flip3-+ flip-+ div-inv
Counts
4 → 66
Calls
4 calls:
1.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
1.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
1.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
46.0ms
(/ (+ (* (/ y t) z) x) (* (* (cbrt (fma (/ y t) b (+ a 1.0))) (cbrt (fma (/ y t) b (+ a 1.0)))) (cbrt (fma (/ y t) b (+ a 1.0)))))

series1.5s

Counts
4 → 12
Calls
4 calls:
315.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
307.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
269.0ms
(cbrt (fma (/ y t) b (+ a 1.0)))
595.0ms
(/ (+ (* (/ y t) z) x) (* (* (cbrt (fma (/ y t) b (+ a 1.0))) (cbrt (fma (/ y t) b (+ a 1.0)))) (cbrt (fma (/ y t) b (+ a 1.0)))))

simplify2.1s

Counts
78 → 78
Iterations
IterNodes
done5005
33453
2899
1281
0113

prune545.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 11.5b

regimes1.1s

Accuracy

43.1% (1.6b remaining)

Error of 12.8b against oracle of 11.2b and baseline of 14.0b

bsearch131.0ms

Steps
ItersRangePoint
6
3.567448140193847e-228
3.1090108551282796e-227
9.963354697681221e-228
7
-2.579260339631958e-14
-1.0886590850937529e-16
-6.250985929191756e-15

simplify9.0ms

Iterations
IterNodes
done36
136
026

end0.0ms

sample1.5s

Algorithm
intervals
Results
978.0ms8282×body80valid