Details

Time bar (total: 2.1s)

sample15.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
089
1119
2149
done149

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.2b

localize6.0ms

Local error

Found 1 expressions with local error:

6.2b
(/ (+ x y) (- 1.0 (/ y z)))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt
37×*-un-lft-identity
29×times-frac
13×add-cube-cbrt
10×difference-of-squares
7×distribute-lft-out
6×associate-/r*
5×distribute-lft-out--
4×associate-/l*
3×add-exp-log add-cbrt-cube
2×associate-/r/ associate-/l/
1×pow1 cbrt-undiv flip3-- frac-2neg flip3-+ div-exp clear-num flip-- flip-+ div-inv add-log-exp
Counts
1 → 50
Calls
1 calls:
22.0ms
(/ (+ x y) (- 1.0 (/ y z)))

series50.0ms

Counts
1 → 3
Calls
1 calls:
50.0ms
(/ (+ x y) (- 1.0 (/ y z)))

simplify1.4s

Counts
53 → 53
Iterations

Useful iterations: 4 (477.0ms)

IterNodesCost
095835
1204812
2522776
31412776
44095775
done5000775

prune109.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 5.3b

localize7.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
6.3b
(/ (- 1.0 (/ y z)) (+ x y))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
231×times-frac
194×add-sqr-sqrt
193×*-un-lft-identity
89×add-cube-cbrt
42×difference-of-squares
34×associate-/r*
31×distribute-lft-out
21×distribute-lft-out--
15×add-exp-log
11×associate-/r/
9×add-cbrt-cube associate-/l*
8×div-exp
6×div-inv
5×flip3-+ flip-+
4×cbrt-undiv
3×pow1
2×rec-exp frac-2neg 1-exp clear-num associate-/l/ add-log-exp
1×flip3-- pow-flip div-sub flip-- inv-pow
Counts
2 → 195
Calls
2 calls:
21.0ms
(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
23.0ms
(/ (- 1.0 (/ y z)) (+ x y))

series169.0ms

Counts
2 → 6
Calls
2 calls:
123.0ms
(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
46.0ms
(/ (- 1.0 (/ y z)) (+ x y))

simplify237.0ms

Iterations

Useful iterations: 1 (53.0ms)

IterNodesCost
02454021
16013616