Details

Time bar (total: 3.7s)

sample17.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify11.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
0912
11411
22410
33010
done3010

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 35.6b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma z z (fma x x (* y y)))
33.0b
(sqrt (fma z z (fma x x (* y y))))

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 add-cube-cbrt *-un-lft-identity sqrt-prod
add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2 fma-udef
Counts
2 → 25
Calls
2 calls:
0.0ms
(fma z z (fma x x (* y y)))
1.0ms
(sqrt (fma z z (fma x x (* y y))))

series191.0ms

Counts
2 → 6
Calls
2 calls:
53.0ms
(fma z z (fma x x (* y y)))
138.0ms
(sqrt (fma z z (fma x x (* y y))))

simplify953.0ms

Counts
31 → 31
Iterations

Useful iterations: 2 (22.0ms)

IterNodesCost
038363
159333
2117304
3373304
41905304
done5001304

prune102.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 18.9b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma z z (fma x x (* y y)))
0.5b
(* (sqrt (sqrt (fma z z (fma x x (* y y))))) (sqrt (sqrt (fma z z (fma x x (* y y))))))
33.0b
(sqrt (fma z z (fma x x (* y y))))
33.0b
(sqrt (fma z z (fma x x (* y y))))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
72×sqrt-prod
50×add-sqr-sqrt
34×sqrt-pow1
29×pow1
18×add-cube-cbrt *-un-lft-identity pow1/2
15×swap-sqr
associate-*r* associate-*l* pow-prod-up unswap-sqr
add-exp-log add-cbrt-cube
pow-prod-down pow-sqr
expm1-log1p-u log1p-expm1-u add-log-exp
rem-sqrt-square
pow2 pow-plus sqrt-unprod prod-exp rem-square-sqrt *-commutative cbrt-unprod fma-udef
Counts
4 → 117
Calls
4 calls:
0.0ms
(fma z z (fma x x (* y y)))
12.0ms
(* (sqrt (sqrt (fma z z (fma x x (* y y))))) (sqrt (sqrt (fma z z (fma x x (* y y))))))
1.0ms
(sqrt (fma z z (fma x x (* y y))))
1.0ms
(sqrt (fma z z (fma x x (* y y))))

series458.0ms

Counts
4 → 12
Calls
4 calls:
57.0ms
(fma z z (fma x x (* y y)))
131.0ms
(* (sqrt (sqrt (fma z z (fma x x (* y y))))) (sqrt (sqrt (fma z z (fma x x (* y y))))))
130.0ms
(sqrt (fma z z (fma x x (* y y))))
139.0ms
(sqrt (fma z z (fma x x (* y y))))

simplify1.0s

Counts
129 → 129
Iterations

Useful iterations: 3 (247.0ms)

IterNodesCost
0972809
11561683
23581546
313341499
done50001499

prune288.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 18.9b

localize1.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify1.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune3.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 18.9b

localize1.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify1.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune0.0ms

Pruning

5 alts after pruning (1 fresh and 4 done)

Merged error: 18.9b

regimes145.0ms

Accuracy

63% (7.0b remaining)

Error of 25.7b against oracle of 18.7b and baseline of 37.7b

bsearch79.0ms

Steps
ItersRangePoint
8
1.6412830483463572e+100
2.8581932616512657e+104
2.8186674257036996e+104
11
-4.586395826824086e+114
-6.177616083621757e+80
-4.055402228526117e+113

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01421
done1421

end0.0ms

sample412.0ms

Algorithm
intervals
Results
244.0ms8000×body80valid