Details

Time bar (total: 2.3s)

sample22.0ms

Algorithm
intervals
Results
8.0ms256×body80valid
4.0ms256×pre80true

simplify776.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0915
12215
24715
38615
416615
529115
652015
7101015
done500115

prune11.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 22.9b

localize8.0ms

Local error

Found 2 expressions with local error:

0.2b
(* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
22.2b
(/ (+ x y) (+ (* x x) (* y y)))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
36×*-un-lft-identity
27×add-sqr-sqrt
25×times-frac
20×add-cube-cbrt
18×associate-*r*
add-exp-log add-cbrt-cube
distribute-lft-out
associate-*l*
pow1 associate-/r/ associate-/l*
flip3-+ associate-/r* flip-+
cbrt-undiv frac-times flip3-- div-exp associate-*l/ prod-exp flip-- cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
frac-2neg associate-*r/ pow-prod-down clear-num *-commutative distribute-lft-out-- difference-of-squares
Counts
2 → 78
Calls
2 calls:
27.0ms
(* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
10.0ms
(/ (+ x y) (+ (* x x) (* y y)))

series110.0ms

Counts
2 → 6
Calls
2 calls:
60.0ms
(* (- x y) (/ (+ x y) (+ (* x x) (* y y))))
50.0ms
(/ (+ x y) (+ (* x x) (* y y)))

simplify636.0ms

Counts
84 → 84
Iterations

Useful iterations: 2 (108.0ms)

IterNodesCost
01221519
13441471
213711321
done50011321

prune159.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize0.0ms

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

prune1.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.1b

localize0.0ms

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

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.1b

regimes42.0ms

Accuracy

51.9% (10.2b remaining)

Error of 11.0b against oracle of 0.9b and baseline of 22.0b

bsearch31.0ms

Steps
ItersRangePoint
2
6.410801764809978e-131
7.119002129559194e-131
7.030477083965542e-131
9
-2.3810508556144362e-113
-7.252988552297564e-120
-2.3535626334019465e-113

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0911
11411
done1411

end0.0ms

sample505.0ms

Algorithm
intervals
Results
251.0ms8000×body80valid
111.0ms8000×pre80true