Details

Time bar (total: 9.1s)

sample15.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify2.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
07163
117163
228163
341163
455163
5117163
6315163
71054163
83929163
done5001163

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 1 expressions with local error:

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

rewrite48.0ms

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-cbrt-cube add-exp-log
2×flip3-- associate-/r/ flip-- associate-/l/
1×pow1 cbrt-undiv clear-num frac-2neg div-sub div-exp div-inv add-log-exp
Counts
1 → 58
Calls
1 calls:
44.0ms
(/ (- x y) (- 2.0 (+ x y)))

series71.0ms

Counts
1 → 3
Calls
1 calls:
71.0ms
(/ (- x y) (- 2.0 (+ x y)))

simplify781.0ms

Counts
61 → 61
Iterations

Useful iterations: done (774.0ms)

IterNodesCost
011220610
128118914
2102618674
done500118634

prune185.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize10.0ms

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)))

rewrite109.0ms

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-- div-inv flip--
4×cbrt-undiv
3×pow1
2×rec-exp clear-num frac-2neg 1-exp add-log-exp associate-/l/
1×div-sub pow-flip inv-pow
Counts
2 → 226
Calls
2 calls:
60.0ms
(/ (- 2.0 (+ x y)) (- x y))
35.0ms
(/ 1 (/ (- 2.0 (+ x y)) (- x y)))

series198.0ms

Counts
2 → 6
Calls
2 calls:
142.0ms
(/ (- 2.0 (+ x y)) (- x y))
56.0ms
(/ 1 (/ (- 2.0 (+ x y)) (- x y)))

simplify1.8s

Counts
232 → 232
Iterations

Useful iterations: 2 (867.0ms)

IterNodesCost
0268100617
172680643
2371478615
done500178615

prune514.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 1 (- 2.0 (+ x y)))
0.2b
(* (/ 1 (- 2.0 (+ x y))) (- x y))

rewrite107.0ms

Algorithm
rewrite-expression-head
Rules
62×*-un-lft-identity
47×add-sqr-sqrt
38×times-frac
24×associate-*l* add-cube-cbrt
15×add-exp-log distribute-lft-out--
9×add-cbrt-cube
8×difference-of-squares
7×distribute-lft-out
6×associate-/r*
5×pow1 associate-*r*
4×flip3-- div-exp prod-exp associate-/r/ flip--
3×associate-/l* unswap-sqr
2×distribute-rgt-in frac-times cbrt-undiv rec-exp sub-neg distribute-lft-in 1-exp associate-*r/ cbrt-unprod div-inv add-log-exp
1×clear-num frac-2neg pow-prod-down associate-*l/ *-commutative pow-flip inv-pow
Counts
2 → 101
Calls
2 calls:
32.0ms
(/ 1 (- 2.0 (+ x y)))
69.0ms
(* (/ 1 (- 2.0 (+ x y))) (- x y))

series111.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(/ 1 (- 2.0 (+ x y)))
66.0ms
(* (/ 1 (- 2.0 (+ x y))) (- x y))

simplify1.7s

Counts
107 → 107
Iterations

Useful iterations: done (1.7s)

IterNodesCost
016230360
144024835
2258122585
done500022384

prune322.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes87.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
09204
112204
done12204

end0.0ms

sample475.0ms

Algorithm
intervals
Results
319.0ms7999×body80valid
0.0ms1×body1280valid