Details

Time bar (total: 5.9s)

sample13.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify106.0ms

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: 13.0b

localize6.0ms

Local error

Found 1 expressions with local error:

12.5b
(/ (- 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:
11.0ms
(/ (- x y) (* (* x 2.0) y))

series59.0ms

Counts
1 → 3
Calls
1 calls:
59.0ms
(/ (- x y) (* (* x 2.0) y))

simplify2.6s

Counts
33 → 33
Iterations

Useful iterations: 3 (1.5s)

IterNodesCost
082447
1236433
2903353
34564351
done5000351

prune55.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 1 expressions with local error:

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

rewrite39.0ms

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:
38.0ms
(- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))

series37.0ms

Counts
1 → 3
Calls
1 calls:
37.0ms
(- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))

simplify2.6s

Counts
22 → 22
Iterations

Useful iterations: 3 (315.0ms)

IterNodesCost
060412
1144393
2356357
31224351
43929351
done5000351

prune49.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0.0b

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0911
11211
done1211

end0.0ms

sample332.0ms

Algorithm
intervals
Results
196.0ms8000×body80valid