Details

Time bar (total: 8.9s)

sample22.0ms

Algorithm
intervals
Results
6.0ms256×body80valid
2.0ms92×body80nan

simplify2.0ms

Counts
1 → 1
Iterations
IterNodes
done6
16
05

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 19.1b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* x x) y)
17.7b
(sqrt (+ (* x x) y))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-log-exp
pow1 *-un-lft-identity add-cube-cbrt sqrt-prod
flip3-+ add-cbrt-cube sqrt-div add-exp-log flip-+
+-commutative rem-sqrt-square sum-log sqrt-pow1 pow1/2
Counts
2 → 26
Calls
2 calls:
6.0ms
(+ (* x x) y)
8.0ms
(sqrt (+ (* x x) y))

series103.0ms

Counts
2 → 6
Calls
2 calls:
28.0ms
(+ (* x x) y)
76.0ms
(sqrt (+ (* x x) y))

simplify863.0ms

Counts
32 → 32
Iterations
IterNodes
done5000
2697
1154
059

prune146.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* x x) y)
0.1b
(* (sqrt (+ (* x x) y)) (+ (* x x) y))
17.7b
(sqrt (+ (* x x) y))
31.3b
(cbrt (* (sqrt (+ (* x x) y)) (+ (* x x) y)))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
14×flip3-+ sqrt-div flip-+
11×pow1
frac-times cbrt-div *-un-lft-identity add-cube-cbrt
sqrt-prod
add-cbrt-cube associate-*l* add-exp-log add-log-exp
associate-*l/ associate-*r/
sqrt-pow1 pow1/2 associate-*r*
pow-plus cube-unmult pow-prod-up unswap-sqr
cbrt-prod distribute-rgt-in +-commutative rem-sqrt-square sum-log distribute-lft-in pow1/3 pow-prod-down prod-exp *-commutative rem-cbrt-cube cbrt-unprod
Counts
4 → 81
Calls
4 calls:
6.0ms
(+ (* x x) y)
55.0ms
(* (sqrt (+ (* x x) y)) (+ (* x x) y))
11.0ms
(sqrt (+ (* x x) y))
19.0ms
(cbrt (* (sqrt (+ (* x x) y)) (+ (* x x) y)))

series249.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(+ (* x x) y)
90.0ms
(* (sqrt (+ (* x x) y)) (+ (* x x) y))
61.0ms
(sqrt (+ (* x x) y))
74.0ms
(cbrt (* (sqrt (+ (* x x) y)) (+ (* x x) y)))

simplify1.6s

Counts
93 → 93
Iterations
IterNodes
done5000
22141
1377
0133

prune583.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ -1/2 (/ x y)) x)
1.0b
(/ -1/2 (/ x y))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
78×times-frac
53×add-sqr-sqrt
46×*-un-lft-identity
44×add-cube-cbrt
13×associate-/r*
add-cbrt-cube add-exp-log
div-inv
add-log-exp
cbrt-undiv div-exp associate-/l* difference-of-squares
pow1
clear-num sub-neg frac-2neg flip3-- diff-log associate-/r/ flip-- distribute-lft-out--
Counts
2 → 86
Calls
2 calls:
38.0ms
(- (/ -1/2 (/ x y)) x)
8.0ms
(/ -1/2 (/ x y))

series76.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(- (/ -1/2 (/ x y)) x)
25.0ms
(/ -1/2 (/ x y))

simplify1.2s

Counts
92 → 92
Iterations
IterNodes
done5001
21728
1447
0180

prune419.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* 1/2 (/ y x)))
0.0b
(* 1/2 (/ y x))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×associate-*r*
10×*-un-lft-identity times-frac add-cube-cbrt
add-cbrt-cube add-exp-log
pow1 add-log-exp
associate-*l*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv +-commutative sum-log flip3-+ div-exp pow-prod-down associate-*r/ *-commutative flip-+ div-inv
Counts
2 → 43
Calls
2 calls:
8.0ms
(+ x (* 1/2 (/ y x)))
20.0ms
(* 1/2 (/ y x))

series78.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(+ x (* 1/2 (/ y x)))
33.0ms
(* 1/2 (/ y x))

simplify2.0s

Counts
49 → 49
Iterations
IterNodes
done5000
33513
2805
1238
087

prune154.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes350.0ms

Accuracy

97.4% (0.6b remaining)

Error of 0.6b against oracle of 0.0b and baseline of 21.5b

bsearch110.0ms

Steps
ItersRangePoint
11
1.8832230334659124e+24
1.4313346338374724e+48
1.4171690306065683e+48
9
-1.951179920997044e+156
-6.518035068066237e+150
-1.3378267015828925e+154

simplify5.0ms

Iterations
IterNodes
done22
122
019

end0.0ms

sample803.0ms

Algorithm
intervals
Results
305.0ms8000×body80valid
75.0ms2523×body80nan