Details

Time bar (total: 3.2s)

sample787.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 15.863037%

Guaranteed chance to sample good point: 84.628219%

Results
18.0ms256×body80valid
1.0msbody80invalid

simplify109.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 7 (43.0ms)

IterNodesCost
0226
1466
21116
32376
44056
55956
69196
726275
850015

prune11.0ms

Filtered
1 candidates to 1 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 2

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ 0.25 (/ (- x z) y))
0.0b
(/ (- x z) y)
0.0b
(+ 1.0 (* 4.0 (+ 0.25 (/ (- x z) y))))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
21×add-sqr-sqrt
15×times-frac
13×add-cube-cbrt
add-log-exp
add-exp-log add-cbrt-cube associate-/l*
distribute-lft-out-- difference-of-squares
pow1 associate-/r*
+-commutative associate-+r+ flip3-+ div-sub sum-log flip-+ associate-/l/
cbrt-undiv distribute-rgt-in associate-+r- flip3-- frac-2neg distribute-lft-in div-exp clear-num flip-- div-inv distribute-lft-out
Counts
3 → 64
Calls
3 calls:
8.0ms
(+ 0.25 (/ (- x z) y))
6.0ms
(/ (- x z) y)
3.0ms
(+ 1.0 (* 4.0 (+ 0.25 (/ (- x z) y))))

series19.0ms

Counts
3 → 9
Calls
3 calls:
5.0ms
(+ 0.25 (/ (- x z) y))
6.0ms
(/ (- x z) y)
7.0ms
(+ 1.0 (* 4.0 (+ 0.25 (/ (- x z) y))))

simplify31.0ms

Algorithm
egg-herbie
Counts
73 → 73
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0326399
11055367
25001367

prune83.0ms

Filtered
53 candidates to 73 candidates (-37.7%)
Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New69473
Fresh101
Picked101
Done000
Total71475

Merged error: 0b

Counts
75 → 4

localize6.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ 2.0 (* 4.0 (/ (- x z) y)))
0.0b
(* 4.0 (/ (- x z) y))
0.0b
(/ (- x z) y)

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
42×add-sqr-sqrt
37×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
19×associate-*r*
10×add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1 associate-/l* add-log-exp
associate-*l* associate-/r*
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative flip3-- frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-- flip-+
Counts
3 → 87
Calls
3 calls:
5.0ms
(+ 2.0 (* 4.0 (/ (- x z) y)))
17.0ms
(* 4.0 (/ (- x z) y))
10.0ms
(/ (- x z) y)

series23.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(+ 2.0 (* 4.0 (/ (- x z) y)))
7.0ms
(* 4.0 (/ (- x z) y))
8.0ms
(/ (- x z) y)

simplify45.0ms

Algorithm
egg-herbie
Counts
96 → 96
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0344492
11510453
25001453

prune87.0ms

Filtered
66 candidates to 96 candidates (-45.5%)
Pruning

3 alts after pruning (3 fresh and 0 done)

PrunedKeptTotal
New94296
Fresh213
Picked101
Done000
Total973100

Merged error: 0b

Counts
100 → 3

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ 2.0 (* 4.0 (- (/ x y) (/ z y))))
0.0b
(- (/ x y) (/ z y))
0.0b
(* 4.0 (- (/ x y) (/ z y)))

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt
25×*-un-lft-identity
20×times-frac
12×associate-*r*
add-cube-cbrt
distribute-lft-out-- difference-of-squares
add-log-exp
pow1 add-exp-log sub-neg add-cbrt-cube
distribute-rgt-in associate-+r+ distribute-lft-in associate-*r/ div-inv
associate-*l*
flip3-- distribute-rgt-out-- frac-sub flip-- sub-div
+-commutative flip3-+ diff-log pow-prod-down prod-exp sum-log *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
3 → 73
Calls
3 calls:
4.0ms
(+ 2.0 (* 4.0 (- (/ x y) (/ z y))))
14.0ms
(- (/ x y) (/ z y))
16.0ms
(* 4.0 (- (/ x y) (/ z y)))

series21.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(+ 2.0 (* 4.0 (- (/ x y) (/ z y))))
6.0ms
(- (/ x y) (/ z y))
8.0ms
(* 4.0 (- (/ x y) (/ z y)))

simplify40.0ms

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0303474
11198442
25001442

prune73.0ms

Filtered
57 candidates to 82 candidates (-43.9%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New82082
Fresh022
Picked011
Done000
Total82385

Merged error: 0b

Counts
85 → 3

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ 2.0 (* 4.0 (/ 1 (/ y (- x z)))))
0.0b
(* 4.0 (/ 1 (/ y (- x z))))
0.0b
(/ y (- x z))
0.5b
(/ 1 (/ y (- x z)))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
252×times-frac
186×add-sqr-sqrt
174×*-un-lft-identity
122×add-cube-cbrt
68×associate-*r*
36×add-exp-log
26×associate-/r*
25×distribute-lft-out-- difference-of-squares
20×add-cbrt-cube
18×associate-/r/
15×div-exp
10×div-inv
flip3-- flip--
pow1 cbrt-undiv prod-exp
associate-/l* add-log-exp
unswap-sqr
rec-exp 1-exp
associate-*l* cbrt-unprod
frac-2neg clear-num
+-commutative pow-flip flip3-+ associate-*r/ pow-prod-down sum-log un-div-inv *-commutative flip-+ inv-pow
Counts
4 → 253
Calls
4 calls:
2.0ms
(+ 2.0 (* 4.0 (/ 1 (/ y (- x z)))))
21.0ms
(* 4.0 (/ 1 (/ y (- x z))))
5.0ms
(/ y (- x z))
11.0ms
(/ 1 (/ y (- x z)))

series29.0ms

Counts
4 → 12
Calls
4 calls:
7.0ms
(+ 2.0 (* 4.0 (/ 1 (/ y (- x z)))))
9.0ms
(* 4.0 (/ 1 (/ y (- x z))))
7.0ms
(/ y (- x z))
7.0ms
(/ 1 (/ y (- x z)))

simplify87.0ms

Algorithm
egg-herbie
Counts
265 → 265
Iterations

Useful iterations: 2 (64.0ms)

IterNodesCost
07741791
138771578
250011382

prune176.0ms

Filtered
152 candidates to 265 candidates (-74.3%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New2650265
Fresh011
Picked011
Done011
Total2653268

Merged error: 0b

Counts
268 → 3

regimes122.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

sample1.3s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 15.863037%

Guaranteed chance to sample good point: 84.628219%

Results
304.0ms8000×body80valid
19.0ms520×body80invalid

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