Details

Time bar (total: 8.5s)

sample23.0ms

Algorithm
intervals
Results
10.0ms301×body80valid

simplify19.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
099
1149
2219
3249
4259
done259

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ (* x y) 2.0) (/ z 8.0))
0.0b
(/ (* x y) 2.0)

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
9×add-sqr-sqrt
7×add-exp-log add-cbrt-cube
6×*-un-lft-identity
4×add-cube-cbrt times-frac add-log-exp
3×associate-/r*
2×pow1 cbrt-undiv div-exp difference-of-squares
1×sub-neg flip3-- frac-2neg diff-log prod-exp clear-num frac-sub flip-- cbrt-unprod div-inv associate-/l* distribute-lft-out--
Counts
2 → 37
Calls
2 calls:
22.0ms
(- (/ (* x y) 2.0) (/ z 8.0))
10.0ms
(/ (* x y) 2.0)

series71.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(- (/ (* x y) 2.0) (/ z 8.0))
26.0ms
(/ (* x y) 2.0)

simplify1.9s

Counts
43 → 43
Iterations

Useful iterations: 3 (541.0ms)

IterNodesCost
089469
1209447
2632409
32521407
done5000407

prune109.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ x (/ 2.0 y)) (/ z 8.0))
0.2b
(/ x (/ 2.0 y))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
86×times-frac
65×add-sqr-sqrt
50×*-un-lft-identity
44×add-cube-cbrt
13×associate-/r*
7×add-exp-log add-cbrt-cube
6×difference-of-squares
5×div-inv
4×add-log-exp
3×cbrt-undiv div-exp associate-/l*
2×pow1 distribute-lft-out--
1×sub-neg flip3-- frac-2neg diff-log clear-num associate-/r/ frac-sub flip--
Counts
2 → 91
Calls
2 calls:
85.0ms
(- (/ x (/ 2.0 y)) (/ z 8.0))
15.0ms
(/ x (/ 2.0 y))

series76.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(- (/ x (/ 2.0 y)) (/ z 8.0))
29.0ms
(/ x (/ 2.0 y))

simplify2.1s

Counts
97 → 97
Iterations

Useful iterations: 3 (1.0s)

IterNodesCost
01981278
14271196
211851148
333601144
done50001144

prune260.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ 1 (/ (/ 2.0 y) x)) (/ z 8.0))
0.2b
(/ (/ 2.0 y) x)
0.7b
(/ 1 (/ (/ 2.0 y) x))

rewrite255.0ms

Algorithm
rewrite-expression-head
Rules
501×times-frac
282×add-sqr-sqrt
242×*-un-lft-identity
229×add-cube-cbrt
46×associate-/r*
29×add-exp-log
23×div-inv
18×div-exp
17×add-cbrt-cube
16×associate-/l*
14×difference-of-squares
9×cbrt-undiv
5×add-log-exp
4×pow1
3×rec-exp 1-exp distribute-lft-out--
2×frac-2neg clear-num
1×sub-neg flip3-- pow-flip diff-log associate-/r/ frac-sub flip-- associate-/l/ inv-pow
Counts
3 → 300
Calls
3 calls:
195.0ms
(- (/ 1 (/ (/ 2.0 y) x)) (/ z 8.0))
17.0ms
(/ (/ 2.0 y) x)
21.0ms
(/ 1 (/ (/ 2.0 y) x))

series92.0ms

Counts
3 → 9
Calls
3 calls:
50.0ms
(- (/ 1 (/ (/ 2.0 y) x)) (/ z 8.0))
20.0ms
(/ (/ 2.0 y) x)
21.0ms
(/ 1 (/ (/ 2.0 y) x))

simplify1.8s

Counts
309 → 309
Iterations

Useful iterations: done (1.8s)

IterNodesCost
04855156
111024454
221453812
done50003718

prune658.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes179.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
099
1109
done109

end0.0ms

sample875.0ms

Algorithm
intervals
Results
400.0ms9140×body80valid