Details

Time bar (total: 13.3s)

sample75.0ms

Algorithm
intervals
Results
35.0ms76×body1280valid
16.0ms56×body640valid
6.0ms19×body2560valid
4.0ms26×body320valid
3.0ms60×body80valid
2.0ms19×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done9
19
07

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 53.4b

localize14.0ms

Local error

Found 3 expressions with local error:

0.8b
(+ x (sqrt (+ (* x x) 1.0)))
3.9b
(log (+ x (sqrt (+ (* x x) 1.0))))
12.2b
(sqrt (+ (* x x) 1.0))

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity
add-sqr-sqrt
pow1 add-cube-cbrt add-log-exp
log-prod add-exp-log
flip3-+ add-cbrt-cube sqrt-prod flip-+
log-div sqrt-div distribute-lft-out
+-commutative rem-sqrt-square sum-log sqrt-pow1 pow1/2 rem-log-exp log-pow
Counts
3 → 42
Calls
3 calls:
27.0ms
(+ x (sqrt (+ (* x x) 1.0)))
13.0ms
(log (+ x (sqrt (+ (* x x) 1.0))))
8.0ms
(sqrt (+ (* x x) 1.0))

series341.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(+ x (sqrt (+ (* x x) 1.0)))
208.0ms
(log (+ x (sqrt (+ (* x x) 1.0))))
47.0ms
(sqrt (+ (* x x) 1.0))

simplify689.0ms

Counts
51 → 51
Iterations
IterNodes
done5001
21377
1320
0134

prune267.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize36.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (+ (log (sqrt 1.0)) (/ x (sqrt 1.0))) (* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0)))
0.1b
(* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0))

rewrite278.0ms

Algorithm
rewrite-expression-head
Rules
109×add-sqr-sqrt
106×times-frac
76×associate-*l*
52×*-un-lft-identity add-cube-cbrt
44×sqrt-prod
26×add-exp-log
22×unpow-prod-down cube-prod
18×unswap-sqr
14×add-cbrt-cube
13×associate-*r*
10×div-exp sqr-pow
prod-exp
cube-mult unpow3 frac-sub add-log-exp
pow1 cbrt-undiv cbrt-unprod
frac-times flip3-+ associate-*l/ associate-*r/ flip-+
pow-to-exp diff-log pow-exp div-inv
sum-log sub-neg flip3-- pow-prod-down associate--l+ *-commutative flip--
Counts
2 → 151
Calls
2 calls:
202.0ms
(- (+ (log (sqrt 1.0)) (/ x (sqrt 1.0))) (* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0)))
68.0ms
(* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0))

series248.0ms

Counts
2 → 6
Calls
2 calls:
159.0ms
(- (+ (log (sqrt 1.0)) (/ x (sqrt 1.0))) (* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0)))
89.0ms
(* (/ (pow x 3) (sqrt 1.0)) (/ 1/6 1.0))

simplify1.7s

Counts
157 → 157
Iterations
IterNodes
done5000
23791
1733
0236

prune757.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ 0.0625 (pow x 5))
0.2b
(/ 0.125 (pow x 3))
15.6b
(log (- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5)))))
20.3b
(- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5))))

rewrite359.0ms

Algorithm
rewrite-expression-head
Rules
72×add-sqr-sqrt
71×times-frac
68×*-un-lft-identity
46×add-cube-cbrt
26×unpow-prod-down
19×associate-/r*
15×add-exp-log
14×cube-prod
11×log-prod
10×difference-of-squares sqr-pow
add-log-exp
add-cbrt-cube
div-exp frac-sub associate-/l* distribute-lft-out--
pow1 log-div
cube-mult unpow3 distribute-lft-out
pow-to-exp cbrt-undiv clear-num frac-2neg flip3-+ flip3-- diff-log frac-add pow-exp flip-+ div-inv flip--
sum-log sub-neg rem-log-exp log-pow associate--r+
Counts
4 → 160
Calls
4 calls:
10.0ms
(/ 0.0625 (pow x 5))
12.0ms
(/ 0.125 (pow x 3))
123.0ms
(log (- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5)))))
204.0ms
(- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5))))

series471.0ms

Counts
4 → 12
Calls
4 calls:
76.0ms
(/ 0.0625 (pow x 5))
45.0ms
(/ 0.125 (pow x 3))
283.0ms
(log (- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5)))))
67.0ms
(- (/ 0.125 (pow x 3)) (+ (/ 0.5 x) (/ 0.0625 (pow x 5))))

simplify1.7s

Counts
172 → 172
Iterations
IterNodes
done5000
23244
1721
0316

prune761.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize26.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ 0.125 (pow x 3))
13.1b
(log (+ x (- (+ x (/ 0.5 x)) (/ 0.125 (pow x 3)))))

rewrite164.0ms

Algorithm
rewrite-expression-head
Rules
37×*-un-lft-identity
36×times-frac
28×add-sqr-sqrt add-cube-cbrt
12×associate-/r* unpow-prod-down cube-prod
add-exp-log
log-prod
cube-mult add-cbrt-cube unpow3 distribute-lft-out sqr-pow
pow1 div-exp associate-/l*
log-div distribute-lft-out-- add-log-exp
pow-to-exp cbrt-undiv clear-num frac-2neg flip3-+ rem-log-exp pow-exp log-pow flip-+ div-inv
Counts
2 → 82
Calls
2 calls:
10.0ms
(/ 0.125 (pow x 3))
151.0ms
(log (+ x (- (+ x (/ 0.5 x)) (/ 0.125 (pow x 3)))))

series336.0ms

Counts
2 → 6
Calls
2 calls:
69.0ms
(/ 0.125 (pow x 3))
268.0ms
(log (+ x (- (+ x (/ 0.5 x)) (/ 0.125 (pow x 3)))))

simplify878.0ms

Counts
88 → 88
Iterations
IterNodes
done5001
21571
1350
0164

prune339.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes54.0ms

Accuracy

100% (0.0b remaining)

Error of 0.2b against oracle of 0.2b and baseline of 32.3b

bsearch131.0ms

Steps
ItersRangePoint
10
5.09324609688744e-06
47495130.80298876
0.886715197951362
10
-1138.2876542095912
-1.6260248627107784e-07
-1.0218942286122286

simplify8.0ms

Iterations
IterNodes
done39
139
034

end0.0ms

sample3.6s

Algorithm
intervals
Results
1.6s2336×body1280valid
1.1s1547×body640valid
365.0ms816×body2560valid
206.0ms778×body320valid
110.0ms2122×body80valid
52.0ms401×body160valid