Details

Time bar (total: 9.5s)

sample4.0s

Algorithm
intervals
sampling

Space saved by range analysis: 0.341297%

Space saved by search: 0.341297%

Guaranteed chance to sample good point: 0%

Results
21.0ms256×body80valid
12.0ms148×body80invalid

simplify50.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0328
1698
21348
32258
43788
55988
68158
710358
811438
912118
1012118

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0))
0.0b
(+ (* x y) (/ (* z t) 16.0))
0.0b
(+ (- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0)) c)
0.0b
(/ (* z t) 16.0)

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
20×add-log-exp
13×*-un-lft-identity
add-exp-log add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt sum-log
pow1 diff-log
associate-+l+ flip3-+ times-frac associate-/r* flip-+
cbrt-undiv +-commutative sub-neg div-exp associate--l+ frac-sub distribute-lft-out distribute-lft-out--
associate-+l- flip3-- frac-2neg prod-exp clear-num flip-- cbrt-unprod div-inv associate-/l* difference-of-squares
Counts
4 → 69
Calls
4 calls:
8.0ms
(- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0))
5.0ms
(+ (* x y) (/ (* z t) 16.0))
11.0ms
(+ (- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0)) c)
4.0ms
(/ (* z t) 16.0)

series85.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0))
11.0ms
(+ (* x y) (/ (* z t) 16.0))
46.0ms
(+ (- (+ (* x y) (/ (* z t) 16.0)) (/ (* a b) 4.0)) c)
4.0ms
(/ (* z t) 16.0)

simplify39.0ms

Algorithm
egg-herbie
Counts
81 → 81
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
0376628
11475597
25001590

prune98.0ms

Filtered
60 candidates to 81 candidates (-35.0%)
Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New80181
Fresh000
Picked101
Done000
Total81182

Merged error: 0.0b

Counts
82 → 1

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (* z t) 16.0)
0.0b
(+ (* x y) (+ (- (/ (* z t) 16.0) (/ (* a b) 4.0)) c))
0.0b
(- (/ (* z t) 16.0) (/ (* a b) 4.0))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
14×add-log-exp
add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity
add-cube-cbrt sum-log
pow1 times-frac associate-/r*
cbrt-undiv diff-log div-exp
+-commutative associate-+l- associate-+r- sub-neg associate-+r+ flip3-- frac-2neg flip3-+ prod-exp clear-num frac-sub flip-- cbrt-unprod flip-+ div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
3 → 51
Calls
3 calls:
4.0ms
(/ (* z t) 16.0)
15.0ms
(+ (* x y) (+ (- (/ (* z t) 16.0) (/ (* a b) 4.0)) c))
8.0ms
(- (/ (* z t) 16.0) (/ (* a b) 4.0))

series60.0ms

Counts
3 → 9
Calls
3 calls:
3.0ms
(/ (* z t) 16.0)
44.0ms
(+ (* x y) (+ (- (/ (* z t) 16.0) (/ (* a b) 4.0)) c))
13.0ms
(- (/ (* z t) 16.0) (/ (* a b) 4.0))

simplify41.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0332420
11313382
25001382

prune72.0ms

Filtered
45 candidates to 60 candidates (-33.3%)
Pruning

1 alts after pruning (0 fresh and 1 done)

PrunedKeptTotal
New60060
Fresh000
Picked011
Done000
Total60161

Merged error: 0.0b

Counts
61 → 1

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0228
1228

end0.0ms

sample5.0s

Algorithm
intervals
sampling

Space saved by range analysis: 0.341297%

Space saved by search: 0.341297%

Guaranteed chance to sample good point: 0%

Results
453.0ms8000×body80valid
209.0ms3924×body80invalid

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