Details

Time bar (total: 2.8s)

sample652.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 12.518409%

Space saved by search: 0.146413%

Guaranteed chance to sample good point: 0%

Results
6.0ms256×body80valid
0.0ms11×body80invalid

simplify59.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0113
1223
2423
3613
4863
5973
63883
729173
850013

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 13.6b

Counts
2 → 1

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(* x (- y z))
13.0b
(/ (* x (- y z)) y)

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
9×add-exp-log add-cbrt-cube
8×*-un-lft-identity
6×add-cube-cbrt
5×associate-*r*
4×pow1 associate-*r/
3×times-frac associate-*l* associate-/r*
2×cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 49
Calls
2 calls:
6.0ms
(* x (- y z))
6.0ms
(/ (* x (- y z)) y)

series20.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(* x (- y z))
13.0ms
(/ (* x (- y z)) y)

simplify31.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0219218
11044189
25001189

prune57.0ms

Filtered
35 candidates to 55 candidates (-57.1%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New51455
Fresh000
Picked011
Done000
Total51556

Merged error: 0.0b

Counts
56 → 5

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- y z))
3.5b
(/ x (/ y (- y z)))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
102×add-sqr-sqrt *-un-lft-identity
70×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
9×add-exp-log add-cbrt-cube
6×div-inv associate-/l*
5×flip3-- flip--
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num add-log-exp
Counts
2 → 139
Calls
2 calls:
5.0ms
(/ y (- y z))
9.0ms
(/ x (/ y (- y z)))

series15.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ y (- y z))
9.0ms
(/ x (/ y (- y z)))

simplify54.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
04721043
122201007
250011004

prune293.0ms

Filtered
108 candidates to 145 candidates (-34.3%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New1432145
Fresh123
Picked011
Done101
Total1455150

Merged error: 0b

Counts
150 → 5

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) y)
4.1b
(* x (/ (- y z) y))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
36×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
19×associate-*r*
9×add-exp-log add-cbrt-cube
7×distribute-lft-out-- difference-of-squares
5×associate-/l*
4×pow1
3×associate-*l* associate-/r*
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×flip3-- frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative flip--
Counts
2 → 76
Calls
2 calls:
5.0ms
(/ (- y z) y)
9.0ms
(* x (/ (- y z) y))

series14.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ (- y z) y)
9.0ms
(* x (/ (- y z) y))

simplify36.0ms

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 2 (30.0ms)

IterNodesCost
0264396
11187365
25001364

prune66.0ms

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

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New82082
Fresh033
Picked011
Done011
Total82587

Merged error: 0b

Counts
87 → 5

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (/ (* x z) y))
6.7b
(/ (* x z) y)

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log add-cbrt-cube
6×add-sqr-sqrt *-un-lft-identity
4×add-cube-cbrt add-log-exp
3×times-frac associate-/r*
2×pow1 cbrt-undiv div-exp
1×sub-neg flip3-- frac-2neg diff-log prod-exp clear-num flip-- cbrt-unprod div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
2 → 35
Calls
2 calls:
5.0ms
(- x (/ (* x z) y))
4.0ms
(/ (* x z) y)

series11.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(- x (/ (* x z) y))
5.0ms
(/ (* x z) y)

simplify78.0ms

Algorithm
egg-herbie
Counts
41 → 41
Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
0163174
1692158
23437158
35001158

prune31.0ms

Filtered
27 candidates to 41 candidates (-51.9%)
Pruning

5 alts after pruning (2 fresh and 3 done)

PrunedKeptTotal
New41041
Fresh022
Picked011
Done022
Total41546

Merged error: 0b

Counts
46 → 5

regimes181.0ms

Accuracy

-15.3% (3.3b remaining)

Error of 3.4b against oracle of 0.0b and baseline of 2.9b

bsearch80.0ms

Steps
ItersRangePoint
8
2.299129777966254e+130
8.323808321535224e+132
3.564051240508698e+131
11
-8.52113338385208e+208
-2.822609088159974e+184
-2.9947624096786527e+201

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02210
12210

end0.0ms

sample1.0s

Algorithm
intervals
sampling

Space saved by range analysis: 12.518409%

Space saved by search: 0.146413%

Guaranteed chance to sample good point: 0%

Results
204.0ms8000×body80valid
10.0ms421×body80invalid

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