Details

Time bar (total: 3.3s)

sample16.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify6.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0912
11312
21912
done1912

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 39.1b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (+ (* x x) (* y y)) (* z z))
36.4b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
add-sqr-sqrt
pow1 add-cube-cbrt *-un-lft-identity sum-log sqrt-prod
add-exp-log flip3-+ sqrt-div add-cbrt-cube flip-+
+-commutative rem-sqrt-square associate-+l+ sqrt-pow1 pow1/2
Counts
2 → 28
Calls
2 calls:
12.0ms
(+ (+ (* x x) (* y y)) (* z z))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series140.0ms

Counts
2 → 6
Calls
2 calls:
39.0ms
(+ (+ (* x x) (* y y)) (* z z))
101.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify874.0ms

Counts
34 → 34
Iterations

Useful iterations: 3 (202.0ms)

IterNodesCost
058576
1144534
2491490
32127474
done5001474

prune91.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 19.8b

localize12.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (sqrt (+ (+ (* x x) (* y y)) (* z z))))
36.4b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
36.4b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
36.4b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt sqrt-prod
add-cube-cbrt *-un-lft-identity
sqrt-div
pow1
cbrt-prod
add-exp-log flip3-+ add-cbrt-cube flip-+ add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2
cbrt-div
pow1/3
Counts
4 → 61
Calls
4 calls:
7.0ms
(cbrt (sqrt (+ (+ (* x x) (* y y)) (* z z))))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
15.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series411.0ms

Counts
4 → 12
Calls
4 calls:
104.0ms
(cbrt (sqrt (+ (+ (* x x) (* y y)) (* z z))))
103.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
101.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
103.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify641.0ms

Counts
73 → 73
Iterations

Useful iterations: 3 (174.0ms)

IterNodesCost
0771358
11631230
24581156
316111106
done50011106

prune228.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 19.8b

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

prune2.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 19.8b

localize2.0ms

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: 19.8b

regimes326.0ms

Accuracy

61.5% (7.6b remaining)

Error of 26.2b against oracle of 18.6b and baseline of 38.3b

bsearch59.0ms

Steps
ItersRangePoint
8
3.196397393917939e+72
1.0649312883679304e+77
1.0479353069555717e+77
8
-1.3887243973495253e+108
-7.060621971491881e+103
-1.356128363832856e+108

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01623
11823
done1823

end0.0ms

sample401.0ms

Algorithm
intervals
Results
238.0ms8000×body80valid