Details

Time bar (total: 12.0s)

sample669.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 65.788384%

Guaranteed chance to sample good point: 18.268649%

Results
115.0ms1203×body80nan
59.0ms158×body640valid
19.0ms55×body320valid
6.0msbody1280valid
3.0ms15×body160valid
2.0ms19×body80valid

simplify25.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
05119
115619
290719
3500119

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 5.5b

Counts
2 → 1

localize25.0ms

Local error

Found 4 expressions with local error:

1.3b
(- (sqrt (+ z 1.0)) (sqrt z))
3.0b
(- (sqrt (+ t 1.0)) (sqrt t))
3.0b
(- (sqrt (+ y 1.0)) (sqrt y))
4.2b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
36×add-sqr-sqrt
32×*-un-lft-identity sqrt-prod
16×difference-of-squares
12×distribute-lft-out-- add-log-exp
pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log add-cbrt-cube flip-- distribute-lft-out
Counts
4 → 76
Calls
4 calls:
7.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
8.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
8.0ms
(- (sqrt (+ y 1.0)) (sqrt y))
8.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series39.0ms

Counts
4 → 12
Calls
4 calls:
12.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
9.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
9.0ms
(- (sqrt (+ y 1.0)) (sqrt y))
9.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify62.0ms

Algorithm
egg-herbie
Counts
88 → 88
Iterations

Useful iterations: 1 (14.0ms)

IterNodesCost
0692864
12941824
25003824

prune246.0ms

Filtered
60 candidates to 88 candidates (-46.7%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New80888
Fresh000
Picked101
Done000
Total81889

Merged error: 4.8b

Counts
89 → 8

localize27.0ms

Local error

Found 4 expressions with local error:

1.3b
(- (sqrt (+ z 1.0)) (sqrt z))
2.4b
(+ y (- 1.0 y))
3.0b
(- (sqrt (+ t 1.0)) (sqrt t))
4.2b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
30×*-un-lft-identity
28×add-sqr-sqrt
24×sqrt-prod
15×add-log-exp
12×difference-of-squares
10×distribute-lft-out--
distribute-lft-out
pow1 add-exp-log add-cube-cbrt sub-neg diff-log add-cbrt-cube
flip3-- flip--
associate-+r+ sum-log
+-commutative associate-+r- flip3-+ flip-+
Counts
4 → 74
Calls
4 calls:
8.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
5.0ms
(+ y (- 1.0 y))
7.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
8.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series30.0ms

Counts
4 → 12
Calls
4 calls:
11.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
1.0ms
(+ y (- 1.0 y))
9.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
9.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify54.0ms

Algorithm
egg-herbie
Counts
86 → 86
Iterations

Useful iterations: 1 (13.0ms)

IterNodesCost
0604708
12432673
25001673

prune236.0ms

Filtered
59 candidates to 86 candidates (-45.8%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New83386
Fresh167
Picked101
Done000
Total85994

Merged error: 3.8b

Counts
94 → 9

localize26.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
1.3b
(- (sqrt (+ z 1.0)) (sqrt z))
3.0b
(- (sqrt (+ t 1.0)) (sqrt t))
4.2b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
64×*-un-lft-identity
40×sqrt-prod
39×add-sqr-sqrt
19×distribute-lft-out
18×times-frac
15×add-cube-cbrt
12×difference-of-squares
10×add-log-exp
distribute-lft-out--
add-exp-log associate-/r* add-cbrt-cube
pow1
sub-neg flip3-- diff-log flip-- associate-/l*
associate-/r/
cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv
Counts
4 → 98
Calls
4 calls:
9.0ms
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
8.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
7.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
8.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series42.0ms

Counts
4 → 12
Calls
4 calls:
14.0ms
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
9.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
9.0ms
(- (sqrt (+ t 1.0)) (sqrt t))
9.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify83.0ms

Algorithm
egg-herbie
Counts
110 → 110
Iterations

Useful iterations: 2 (70.0ms)

IterNodesCost
08131083
135711022
250031005

prune325.0ms

Filtered
72 candidates to 110 candidates (-52.8%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New1055110
Fresh178
Picked101
Done000
Total10712119

Merged error: 3.8b

Counts
119 → 12

localize26.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
1.3b
(- (sqrt (+ z 1.0)) (sqrt z))
2.4b
(+ t (- 1.0 t))
4.2b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
62×*-un-lft-identity
32×sqrt-prod
31×add-sqr-sqrt
20×distribute-lft-out
18×times-frac
15×add-cube-cbrt
13×add-log-exp
difference-of-squares
distribute-lft-out--
add-exp-log associate-/r* add-cbrt-cube
pow1
sub-neg diff-log associate-/l*
associate-+r+ flip3-- flip3-+ sum-log associate-/r/ flip-- flip-+
cbrt-undiv +-commutative associate-+r- frac-2neg div-exp clear-num div-inv
Counts
4 → 96
Calls
4 calls:
11.0ms
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
7.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
5.0ms
(+ t (- 1.0 t))
8.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series27.0ms

Counts
4 → 12
Calls
4 calls:
9.0ms
(/ 1.0 (+ (sqrt (+ y 1.0)) (sqrt y)))
9.0ms
(- (sqrt (+ z 1.0)) (sqrt z))
1.0ms
(+ t (- 1.0 t))
9.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify68.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 2 (57.0ms)

IterNodesCost
0722927
13053871
25002854

prune231.0ms

Filtered
70 candidates to 108 candidates (-54.3%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New1071108
Fresh2911
Picked101
Done000
Total11010120

Merged error: 2.7b

Counts
120 → 10

regimes1.4s

Accuracy

0% (0.9b remaining)

Error of 2.8b against oracle of 2.0b and baseline of 2.8b

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03521
13521

end0.0ms

sample8.2s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 65.788384%

Guaranteed chance to sample good point: 18.268649%

Results
3.4s35914×body80nan
2.0s5307×body640valid
433.0ms1527×body320valid
79.0ms428×body160valid
78.0ms165×body1280valid
54.0ms573×body80valid

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