Details

Time bar (total: 12.6s)

sample26.0ms

Algorithm
intervals
Results
10.0ms256×body80valid

simplify3.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
1179
2289
3419
4559
51179
63169
710559
839199
done50009

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (- x y) (- 2.0 (+ x y)))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
40×add-sqr-sqrt
30×times-frac
19×distribute-lft-out--
14×add-cube-cbrt
13×difference-of-squares
6×associate-/r* distribute-lft-out
5×associate-/l*
3×add-exp-log add-cbrt-cube
2×flip3-- associate-/r/ flip-- associate-/l/
1×pow1 cbrt-undiv expm1-log1p-u frac-2neg div-sub div-exp clear-num log1p-expm1-u div-inv add-log-exp
Counts
1 → 60
Calls
1 calls:
64.0ms
(/ (- x y) (- 2.0 (+ x y)))

series69.0ms

Counts
1 → 3
Calls
1 calls:
69.0ms
(/ (- x y) (- 2.0 (+ x y)))

simplify714.0ms

Counts
63 → 63
Iterations

Useful iterations: done (711.0ms)

IterNodesCost
01141010
1289965
21052925
done5000923

prune210.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- 2.0 (+ x y)) (- x y))
0.0b
(/ 1 (/ (- 2.0 (+ x y)) (- x y)))

rewrite174.0ms

Algorithm
rewrite-expression-head
Rules
292×*-un-lft-identity
258×times-frac
214×add-sqr-sqrt
100×add-cube-cbrt
83×distribute-lft-out--
57×difference-of-squares
41×associate-/r*
26×distribute-lft-out
15×add-exp-log
11×associate-/r/
9×add-cbrt-cube associate-/l*
8×div-exp
6×flip3-- flip-- div-inv
4×cbrt-undiv
3×pow1
2×expm1-log1p-u rec-exp frac-2neg 1-exp clear-num log1p-expm1-u associate-/l/ add-log-exp
1×pow-flip div-sub inv-pow
Counts
2 → 230
Calls
2 calls:
86.0ms
(/ (- 2.0 (+ x y)) (- x y))
66.0ms
(/ 1 (/ (- 2.0 (+ x y)) (- x y)))

series243.0ms

Counts
2 → 6
Calls
2 calls:
168.0ms
(/ (- 2.0 (+ x y)) (- x y))
75.0ms
(/ 1 (/ (- 2.0 (+ x y)) (- x y)))

simplify2.2s

Counts
236 → 236
Iterations

Useful iterations: 2 (712.0ms)

IterNodesCost
02724670
17394030
238873859
done50003859

prune550.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize27.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- x y))
0.0b
(/ 1 (- 2.0 (+ x y)))
0.0b
(/ (/ 1 (- 2.0 (+ x y))) (/ 1 (- x y)))

rewrite271.0ms

Algorithm
rewrite-expression-head
Rules
1308×times-frac
977×*-un-lft-identity
767×add-sqr-sqrt
469×add-cube-cbrt
219×distribute-lft-out--
149×difference-of-squares
99×associate-/r/
70×distribute-lft-out
51×add-exp-log
50×div-inv
49×flip3-- flip--
36×div-exp
32×associate-/r*
30×associate-/l*
19×add-cbrt-cube
10×cbrt-undiv rec-exp 1-exp
5×pow1
3×expm1-log1p-u frac-2neg clear-num log1p-expm1-u add-log-exp
2×pow-flip inv-pow
1×associate-/l/
Counts
3 → 673
Calls
3 calls:
17.0ms
(/ 1 (- x y))
47.0ms
(/ 1 (- 2.0 (+ x y)))
120.0ms
(/ (/ 1 (- 2.0 (+ x y))) (/ 1 (- x y)))

series183.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(/ 1 (- x y))
50.0ms
(/ 1 (- 2.0 (+ x y)))
80.0ms
(/ (/ 1 (- 2.0 (+ x y))) (/ 1 (- x y)))

simplify2.2s

Counts
682 → 682
Iterations

Useful iterations: done (2.1s)

IterNodesCost
075318735
1260814398
done500113654

prune967.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes122.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
189
done89

end0.0ms

sample743.0ms

Algorithm
intervals
Results
428.0ms7998×body80valid
0.0ms1×body1280valid
0.0ms1×body640valid