Details

Time bar (total: 4.9s)

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: 35.6b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (+ (* x x) (* y y)) (* z z))
33.0b
(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:
11.0ms
(+ (+ (* x x) (* y y)) (* z z))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series140.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(+ (+ (* x x) (* y y)) (* z z))
99.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify922.0ms

Counts
34 → 34
Iterations

Useful iterations: 3 (219.0ms)

IterNodesCost
058576
1144534
2490490
32099474
done5001474

prune88.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 15.0b

localize11.0ms

Local error

Found 4 expressions with local error:

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

rewrite110.0ms

Algorithm
rewrite-expression-head
Rules
72×sqrt-prod
50×add-sqr-sqrt
34×sqrt-pow1
29×pow1
28×sqrt-div
18×add-cube-cbrt *-un-lft-identity pow1/2
15×swap-sqr
flip3-+ associate-*r* associate-*l* pow-prod-up flip-+ add-log-exp unswap-sqr
add-exp-log add-cbrt-cube
pow-prod-down pow-sqr
frac-times
sum-log
rem-sqrt-square associate-*r/ associate-*l/
+-commutative pow2 associate-+l+ pow-plus sqrt-unprod prod-exp rem-square-sqrt *-commutative cbrt-unprod
Counts
4 → 126
Calls
4 calls:
11.0ms
(+ (+ (* x x) (* y y)) (* z z))
68.0ms
(* (sqrt (sqrt (+ (+ (* x x) (* y y)) (* z z)))) (sqrt (sqrt (+ (+ (* x x) (* y y)) (* z z)))))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
13.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series529.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(+ (+ (* x x) (* y y)) (* z z))
290.0ms
(* (sqrt (sqrt (+ (+ (* x x) (* y y)) (* z z)))) (sqrt (sqrt (+ (+ (* x x) (* y y)) (* z z)))))
100.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))
102.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify2.0s

Counts
138 → 138
Iterations

Useful iterations: 3 (593.0ms)

IterNodesCost
01313932
12562558
27882348
337412243
done50012243

prune288.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 15.0b

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: 15.0b

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: 15.0b

regimes322.0ms

Accuracy

63% (7.3b remaining)

Error of 25.3b against oracle of 18.0b and baseline of 37.7b

bsearch35.0ms

Steps
ItersRangePoint
6
3.650177451866855e+47
2.9065697900383553e+48
2.8724218780029053e+48
4
-1.0052114427254143e+123
-6.5309962722429555e+122
-9.039422735503004e+122

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01623
11823
done1823

end0.0ms

sample409.0ms

Algorithm
intervals
Results
242.0ms8000×body80valid