Details

Time bar (total: 2.6s)

analyze1.0ms

Algorithm
search
Search
TrueOtherFalseIter
0%100%0%0
0%100%0%1
50%50%0%2
50%25%25%3
50%0%50%4

sample37.0ms

Algorithm
intervals
Results
14.0ms48×body1280valid
8.0ms45×body640valid
7.0ms135×body80valid
2.0ms18×body320valid
1.0ms10×body160valid

simplify2.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
077
177

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 28.3b

Counts
2 → 1

localize11.0ms

Local error

Found 2 expressions with local error:

3.0b
(log (+ N 1.0))
3.2b
(- (log (+ N 1.0)) (log N))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity
11×log-prod
pow1 add-sqr-sqrt
add-cube-cbrt log-pow
log-div associate--l+ distribute-lft-out--
add-exp-log associate--r+
associate--l- flip3-+ add-cbrt-cube flip-+ distribute-lft-out add-log-exp
sub-neg flip3-- diff-log rem-log-exp flip-- difference-of-squares
Counts
2 → 40
Calls
2 calls:
3.0ms
(log (+ N 1.0))
7.0ms
(- (log (+ N 1.0)) (log N))

series10.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(log (+ N 1.0))
7.0ms
(- (log (+ N 1.0)) (log N))

simplify51.0ms

Algorithm
egg-herbie
Counts
46 → 46
Iterations

Useful iterations: 0 (47.0ms)

IterNodesCost
04952422
14952422

prune73.0ms

Filtered
35 candidates to 46 candidates (-31.4%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New44246
Fresh000
Picked101
Done000
Total45247

Merged error: 0.0b

Counts
47 → 2

localize16.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N)))))
17.3b
(log (+ (* N N) (* 1.0 (- 1.0 N))))
20.8b
(log (+ (pow N 3) (pow 1.0 3)))
22.6b
(- (- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N))))) (log N))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
59×*-un-lft-identity
36×log-prod
30×associate--l+
23×pow1
22×distribute-lft-out--
19×log-pow
15×distribute-lft-out
14×add-sqr-sqrt
12×unpow-prod-down cube-prod
10×add-cube-cbrt log-div
add-exp-log associate--r+
flip3-+ flip-+ add-log-exp
diff-log add-cbrt-cube associate--r-
associate--l- sub-neg sum-cubes
flip3-- rem-log-exp flip-- difference-of-squares
Counts
4 → 105
Calls
4 calls:
16.0ms
(- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N)))))
3.0ms
(log (+ (* N N) (* 1.0 (- 1.0 N))))
10.0ms
(log (+ (pow N 3) (pow 1.0 3)))
21.0ms
(- (- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N))))) (log N))

series39.0ms

Counts
4 → 12
Calls
4 calls:
12.0ms
(- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N)))))
4.0ms
(log (+ (* N N) (* 1.0 (- 1.0 N))))
14.0ms
(log (+ (pow N 3) (pow 1.0 3)))
9.0ms
(- (- (log (+ (pow N 3) (pow 1.0 3))) (log (+ (* N N) (* 1.0 (- 1.0 N))))) (log N))

simplify79.0ms

Algorithm
egg-herbie
Counts
117 → 117
Iterations

Useful iterations: 0 (66.0ms)

IterNodesCost
049492373
149492373

prune229.0ms

Filtered
82 candidates to 117 candidates (-42.7%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New1161117
Fresh011
Picked011
Done000
Total1163119

Merged error: 0b

Counts
119 → 3

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b
(* N (* 1.0 (- 1.0 N)))
3.4b
(log (/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N))))))
11.8b
(+ (pow N 3) (* N (* 1.0 (- 1.0 N))))
19.9b
(/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N)))))

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
124×*-un-lft-identity
72×times-frac
65×distribute-lft-out
42×log-prod
36×unpow-prod-down cube-prod
34×add-sqr-sqrt add-cube-cbrt
20×cube-mult
14×add-exp-log
11×add-cbrt-cube
10×pow1
sum-cubes associate-/l*
distribute-rgt-in sub-neg distribute-lft-in
add-log-exp
associate-+r+ flip3-+ associate-*r/ associate-/r* associate-/r/ flip-+
associate-*l* pow-prod-down prod-exp cbrt-unprod
div-exp rem-log-exp div-inv associate-/l/
cbrt-undiv +-commutative log-div flip3-- frac-2neg associate-*r* clear-num sum-log log-pow *-commutative flip--
Counts
4 → 158
Calls
4 calls:
7.0ms
(* N (* 1.0 (- 1.0 N)))
22.0ms
(log (/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N))))))
9.0ms
(+ (pow N 3) (* N (* 1.0 (- 1.0 N))))
21.0ms
(/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N)))))

series31.0ms

Counts
4 → 12
Calls
4 calls:
5.0ms
(* N (* 1.0 (- 1.0 N)))
7.0ms
(log (/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N))))))
4.0ms
(+ (pow N 3) (* N (* 1.0 (- 1.0 N))))
15.0ms
(/ (+ (pow N 3) (pow 1.0 3)) (+ (pow N 3) (* N (* 1.0 (- 1.0 N)))))

simplify59.0ms

Algorithm
egg-herbie
Counts
170 → 170
Iterations

Useful iterations: 0 (34.0ms)

IterNodesCost
052293880

prune281.0ms

Filtered
98 candidates to 170 candidates (-73.5%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New1700170
Fresh011
Picked011
Done011
Total1703173

Merged error: 0b

Counts
173 → 3

localize9.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (- 1.0 (/ 0.5 N)) N)
0.4b
(/ 0.3333333333333333 (pow N 3))
13.6b
(+ (/ 0.3333333333333333 (pow N 3)) (/ (- 1.0 (/ 0.5 N)) N))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
62×times-frac
59×add-sqr-sqrt
58×*-un-lft-identity
39×add-cube-cbrt
15×associate-/r*
12×unpow-prod-down cube-prod
10×add-exp-log
associate-/l*
difference-of-squares
add-cbrt-cube
distribute-lft-out-- add-log-exp
cube-mult unpow3 div-exp sqr-pow
pow1 distribute-lft-out
cbrt-undiv frac-2neg div-sub clear-num div-inv associate-/l/
+-commutative pow-to-exp associate-+r- flip3-- flip3-+ frac-add pow-exp sum-log flip-- flip-+
Counts
3 → 123
Calls
3 calls:
10.0ms
(/ (- 1.0 (/ 0.5 N)) N)
5.0ms
(/ 0.3333333333333333 (pow N 3))
41.0ms
(+ (/ 0.3333333333333333 (pow N 3)) (/ (- 1.0 (/ 0.5 N)) N))

series14.0ms

Counts
3 → 9
Calls
3 calls:
5.0ms
(/ (- 1.0 (/ 0.5 N)) N)
4.0ms
(/ 0.3333333333333333 (pow N 3))
4.0ms
(+ (/ 0.3333333333333333 (pow N 3)) (/ (- 1.0 (/ 0.5 N)) N))

simplify49.0ms

Algorithm
egg-herbie
Counts
132 → 132
Iterations

Useful iterations: 0 (38.0ms)

IterNodesCost
050391426

prune141.0ms

Filtered
82 candidates to 132 candidates (-61.0%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New1320132
Fresh000
Picked011
Done022
Total1323135

Merged error: 0b

Counts
135 → 3

regimes32.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 30.7b

bsearch21.0ms

Steps
ItersRangePoint
9
3.304717207774019
2305590.4907877953
7373.693418536667

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02737
12737

end0.0ms

analyze1.0ms

Algorithm
search
Search
TrueOtherFalseIter
0%100%0%0
0%100%0%1
50%50%0%2
50%25%25%3
50%0%50%4

sample1.2s

Algorithm
intervals
Results
515.0ms1768×body1280valid
239.0ms1237×body640valid
208.0ms4071×body80valid
79.0ms621×body320valid
24.0ms303×body160valid

Profiling

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