Details

Time bar (total: 9.3s)

sample13.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify110.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
079
1189
2479
31029
41469
51719
61869
71919
done1919

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.5b

localize6.0ms

Local error

Found 1 expressions with local error:

13.0b
(/ (- x y) (* (* x 2.0) y))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity
times-frac associate-/l*
cbrt-undiv add-cube-cbrt div-exp prod-exp cbrt-unprod
associate-/l/ distribute-lft-out-- difference-of-squares
pow1 flip3-- frac-2neg div-sub clear-num associate-/r* flip-- div-inv add-log-exp
Counts
1 → 30
Calls
1 calls:
12.0ms
(/ (- x y) (* (* x 2.0) y))

series58.0ms

Counts
1 → 3
Calls
1 calls:
58.0ms
(/ (- x y) (* (* x 2.0) y))

simplify2.5s

Counts
33 → 33
Iterations

Useful iterations: 3 (1.4s)

IterNodesCost
082447
1236433
2903353
34564351
done5000351

prune57.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize7.0ms

Local error

Found 1 expressions with local error:

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

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
*-un-lft-identity times-frac
difference-of-squares
add-log-exp
distribute-lft-out--
pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log frac-sub add-cbrt-cube flip-- div-inv
Counts
1 → 19
Calls
1 calls:
41.0ms
(- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))

series36.0ms

Counts
1 → 3
Calls
1 calls:
36.0ms
(- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))

simplify2.8s

Counts
22 → 22
Iterations

Useful iterations: 3 (313.0ms)

IterNodesCost
060412
1144393
2356357
31224351
43929351
done5000351

prune46.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) (* x 2.0))
8.6b
(/ (/ (- x y) (* x 2.0)) y)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
52×times-frac
34×add-sqr-sqrt *-un-lft-identity
22×add-cube-cbrt
16×add-exp-log add-cbrt-cube
14×associate-/l*
cbrt-undiv div-exp
div-inv distribute-lft-out-- difference-of-squares
associate-/r*
div-sub associate-/l/
pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
flip3-- flip--
Counts
2 → 85
Calls
2 calls:
8.0ms
(/ (- x y) (* x 2.0))
11.0ms
(/ (/ (- x y) (* x 2.0)) y)

series100.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(/ (- x y) (* x 2.0))
58.0ms
(/ (/ (- x y) (* x 2.0)) y)

simplify1.3s

Counts
91 → 91
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01511244
13791207
212511081
done50001079

prune157.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (/ y (/ (- x y) (* x 2.0))))
0.0b
(/ (- x y) (* x 2.0))
8.5b
(/ y (/ (- x y) (* x 2.0)))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
316×times-frac
156×add-sqr-sqrt *-un-lft-identity
120×add-cube-cbrt
51×add-exp-log
42×associate-/r*
31×add-cbrt-cube
30×div-exp
23×div-inv
18×distribute-lft-out-- difference-of-squares
16×cbrt-undiv
11×associate-/l*
associate-/r/
prod-exp
pow1 rec-exp 1-exp
frac-2neg clear-num cbrt-unprod add-log-exp
associate-/l/
flip3-- pow-flip div-sub flip-- inv-pow
Counts
3 → 244
Calls
3 calls:
15.0ms
(/ 1 (/ y (/ (- x y) (* x 2.0))))
8.0ms
(/ (- x y) (* x 2.0))
9.0ms
(/ y (/ (- x y) (* x 2.0)))

series167.0ms

Counts
3 → 9
Calls
3 calls:
56.0ms
(/ 1 (/ y (/ (- x y) (* x 2.0))))
44.0ms
(/ (- x y) (* x 2.0))
67.0ms
(/ y (/ (- x y) (* x 2.0)))

simplify1.2s

Counts
253 → 253
Iterations

Useful iterations: 2 (529.0ms)

IterNodesCost
03484514
18463958
222253509
done50003509

prune326.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes22.0ms

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
0911
11211
done1211

end0.0ms

sample313.0ms

Algorithm
intervals
Results
185.0ms8002×body80valid