Details

Time bar (total: 3.4s)

sample16.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify8.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
067
1127
2167
3187
done187

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b
(/ (- x y) (- 1.0 y))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
37×add-sqr-sqrt *-un-lft-identity
25×times-frac
13×add-cube-cbrt
12×distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-exp-log add-cbrt-cube
flip3-- associate-/r/ flip-- associate-/l/
pow1 cbrt-undiv frac-2neg div-sub div-exp clear-num div-inv add-log-exp
Counts
1 → 52
Calls
1 calls:
59.0ms
(/ (- x y) (- 1.0 y))

series69.0ms

Counts
1 → 3
Calls
1 calls:
69.0ms
(/ (- x y) (- 1.0 y))

simplify3.0s

Counts
55 → 55
Iterations

Useful iterations: 4 (1.5s)

IterNodesCost
0103740
1253711
2606677
31377677
43429675
done5001675

prune153.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (- 1.0 y))
0.0b
(/ y (- 1.0 y))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt *-un-lft-identity
30×times-frac
22×add-cube-cbrt
10×associate-/r*
distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- div-inv add-log-exp
Counts
2 → 74
Calls
2 calls:
12.0ms
(/ x (- 1.0 y))
25.0ms
(/ y (- 1.0 y))

series8.0ms