Details

Time bar (total: 1.7s)

sample13.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify3.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
063
163

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 13.9b

Counts
2 → 1

localize4.0ms

Local error

Found 1 expressions with local error:

13.9b
(/ x (+ (* x x) 1.0))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
add-exp-log associate-/r* add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
5.0ms
(/ x (+ (* x x) 1.0))

series4.0ms

Counts
1 → 3
Calls
1 calls:
4.0ms
(/ x (+ (* x x) 1.0))

simplify51.0ms

Algorithm
egg-herbie
Counts
32 → 32
Iterations

Useful iterations: 2 (13.0ms)

IterNodesCost
0165210
1555195
21825192
35001192

prune51.0ms

Filtered
26 candidates to 32 candidates (-23.1%)
Pruning

3 alts after pruning (3 fresh and 0 done)

PrunedKeptTotal
New29332
Fresh000
Picked101
Done000
Total30333

Merged error: 0b

Counts
33 → 3

localize6.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ x (sqrt (+ (* x x) 1.0)))
0.0b
(/ (/ x (sqrt (+ (* x x) 1.0))) (sqrt (+ (* x x) 1.0)))
13.8b
(sqrt (+ (* x x) 1.0))
13.8b
(sqrt (+ (* x x) 1.0))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
288×times-frac
164×add-sqr-sqrt
162×add-cube-cbrt *-un-lft-identity
156×sqrt-prod
27×associate-/l*
22×sqrt-div
18×associate-/r/
12×associate-/r*
11×add-exp-log flip3-+ add-cbrt-cube flip-+
div-inv
pow1
cbrt-undiv div-exp add-log-exp
rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 clear-num
associate-/l/
Counts
4 → 262
Calls
4 calls:
6.0ms
(/ x (sqrt (+ (* x x) 1.0)))
15.0ms
(/ (/ x (sqrt (+ (* x x) 1.0))) (sqrt (+ (* x x) 1.0)))
4.0ms
(sqrt (+ (* x x) 1.0))
4.0ms
(sqrt (+ (* x x) 1.0))

series18.0ms

Counts
4 → 12
Calls
4 calls:
6.0ms
(/ x (sqrt (+ (* x x) 1.0)))
4.0ms
(/ (/ x (sqrt (+ (* x x) 1.0))) (sqrt (+ (* x x) 1.0)))
3.0ms
(sqrt (+ (* x x) 1.0))
4.0ms
(sqrt (+ (* x x) 1.0))

simplify81.0ms

Algorithm
egg-herbie
Counts
274 → 274
Iterations

Useful iterations: 2 (49.0ms)

IterNodesCost
07743878
129623482
250013411

prune311.0ms

Filtered
147 candidates to 274 candidates (-86.4%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New2740274
Fresh022
Picked011
Done000
Total2743277

Merged error: 0b

Counts
277 → 3

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3)))) (/ 1 x))
0.2b
(/ 1 (pow x 5))
0.4b
(/ 1 (pow x 3))
16.3b
(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

rewrite122.0ms

Algorithm
rewrite-expression-head
Rules
196×add-sqr-sqrt
173×times-frac
112×*-un-lft-identity
63×difference-of-squares
56×unpow-prod-down
47×add-cube-cbrt
40×sqr-pow
26×cube-prod
22×add-exp-log
19×associate-/r*
12×div-exp
add-cbrt-cube add-log-exp
distribute-lft-out--
pow-to-exp rec-exp 1-exp pow-exp div-inv associate-/l*
pow1 cube-mult associate-+l+ unpow3
sub-neg associate-*r/ frac-add
cbrt-undiv distribute-rgt-in flip3-- pow-flip frac-2neg distribute-lft-in clear-num frac-sub flip-- inv-pow
+-commutative flip3-+ diff-log sum-log flip-+
Counts
4 → 227
Calls
4 calls:
54.0ms
(+ (* 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3)))) (/ 1 x))
5.0ms
(/ 1 (pow x 5))
5.0ms
(/ 1 (pow x 3))
47.0ms
(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

series19.0ms

Counts
4 → 12
Calls
4 calls:
4.0ms
(+ (* 1.0 (- (/ 1 (pow x 5)) (/ 1 (pow x 3)))) (/ 1 x))
4.0ms
(/ 1 (pow x 5))
3.0ms
(/ 1 (pow x 3))
8.0ms
(- (/ 1 (pow x 5)) (/ 1 (pow x 3)))

simplify88.0ms

Algorithm
egg-herbie
Counts
239 → 239
Iterations

Useful iterations: 2 (63.0ms)

IterNodesCost
06871905
128791620
250011619

prune213.0ms

Filtered
92 candidates to 239 candidates (-159.8%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New2390239
Fresh011
Picked011
Done011
Total2393242

Merged error: 0b

Counts
242 → 3

localize7.0ms

Local error

Found 3 expressions with local error:

0.2b
(pow (/ x (+ (* x x) 1.0)) 3)
13.9b
(/ x (+ (* x x) 1.0))
36.7b
(cbrt (pow (/ x (+ (* x x) 1.0)) 3))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
45×times-frac
41×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
36×cbrt-prod
30×unpow-prod-down cube-prod
10×associate-/r/
add-exp-log add-cbrt-cube
flip3-+ flip-+ div-inv
pow1
pow-unpow associate-/r* associate-/l* add-log-exp
cbrt-undiv cube-div cube-mult unpow3 div-exp pow-exp rem-cube-cbrt sqr-pow
pow-to-exp cbrt-div pow-pow frac-2neg pow1/3 clear-num rem-cbrt-cube
Counts
3 → 125
Calls
3 calls:
7.0ms
(pow (/ x (+ (* x x) 1.0)) 3)
5.0ms
(/ x (+ (* x x) 1.0))
9.0ms
(cbrt (pow (/ x (+ (* x x) 1.0)) 3))

series16.0ms

Counts
3 → 9
Calls
3 calls:
5.0ms
(pow (/ x (+ (* x x) 1.0)) 3)
4.0ms
(/ x (+ (* x x) 1.0))
6.0ms
(cbrt (pow (/ x (+ (* x x) 1.0)) 3))

simplify59.0ms

Algorithm
egg-herbie
Counts
134 → 134
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
04881022
12156939
25001928

prune117.0ms

Filtered
75 candidates to 134 candidates (-78.7%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New1340134
Fresh000
Picked011
Done022
Total1343137

Merged error: 0b

Counts
137 → 3

regimes71.0ms

Accuracy

99.9% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 14.8b

bsearch22.0ms

Steps
ItersRangePoint
9
6704136.296512333
926116097342962.5
13217634.22225796
7
-34031.803709614505
-497.50744917941546
-11823.885532499815

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03216
13216

end0.0ms

sample291.0ms

Algorithm
intervals
Results
165.0ms8000×body80valid

Profiling

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