Details

Time bar (total: 2.6s)

analyze79.0ms (3.1%)

Algorithm
search
Search
TrueOtherFalseIter
0%99.9%0.1%0
0%99.9%0.1%1
0%99.9%0.1%2
0%99.9%0.1%3
12.5%87.4%0.1%4
25%74.9%0.1%5
31.2%68.7%0.1%6
67.1%32.8%0.1%7
71%28.9%0.1%8
82.3%17.6%0.1%9
84.9%15%0.1%10
90.8%9.1%0.1%11
92.2%7.7%0.1%12
95.3%4.6%0.1%13
96%3.9%0.1%14

sample19.0ms (0.7%)

Algorithm
intervals
Results
6.0ms201×body80valid
3.0ms23×body640valid
1.0ms17×body320valid
1.0ms11×body160valid
1.0msbody1280valid

simplify255.0ms (10%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (250.0ms)

IterNodesCost
0520611

prune8.0ms (0.3%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 12.6b

Counts
2 → 2

localize7.0ms (0.3%)

Local error

Found 3 expressions with local error:

0.0b
(/ (- x 1.0) (+ 1.0 y))
0.1b
(* y (/ (- x 1.0) (+ 1.0 y)))
4.5b
(+ 1.0 (* y (/ (- x 1.0) (+ 1.0 y))))

rewrite27.0ms (1.1%)

Algorithm
rewrite-expression-head
Rules
65×*-un-lft-identity
48×add-sqr-sqrt
41×times-frac
26×associate-*r*
25×add-cube-cbrt
11×distribute-lft-out
10×add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1 associate-/l* add-log-exp
associate-/r* associate-/r/
flip3-+ associate-*l* flip-+
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative flip3-- frac-2neg div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip--
Counts
3 → 102
Calls

3 calls:

12.0ms
(* y (/ (- x 1.0) (+ 1.0 y)))
7.0ms
(/ (- x 1.0) (+ 1.0 y))
3.0ms
(+ 1.0 (* y (/ (- x 1.0) (+ 1.0 y))))

series21.0ms (0.8%)

Counts
3 → 9
Calls

3 calls:

10.0ms
(+ 1.0 (* y (/ (- x 1.0) (+ 1.0 y))))
5.0ms
(* y (/ (- x 1.0) (+ 1.0 y)))
5.0ms
(/ (- x 1.0) (+ 1.0 y))

simplify62.0ms (2.4%)

Algorithm
egg-herbie
Counts
111 → 111
Iterations

Useful iterations: 0 (52.0ms)

IterNodesCost
061631269

prune230.0ms (9%)

Pruning

13 alts after pruning (13 fresh and 0 done)

PrunedKeptTotal
New9912111
Fresh011
Picked101
Done000
Total10013113

Merged error: 7.2b

Counts
113 → 13

localize11.0ms (0.4%)

Local error

Found 4 expressions with local error:

0.5b
(cbrt y)
0.5b
(cbrt y)
0.5b
(cbrt y)
9.8b
(+ 1.0 (* (* (cbrt y) (cbrt y)) (* (/ (- x 1.0) (+ 1.0 y)) (cbrt y))))

rewrite8.0ms (0.3%)

Algorithm
rewrite-expression-head
Rules
cbrt-prod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
pow1 add-exp-log add-cbrt-cube
pow1/3
+-commutative flip3-+ sum-log flip-+
Counts
4 → 44
Calls

4 calls:

4.0ms
(+ 1.0 (* (* (cbrt y) (cbrt y)) (* (/ (- x 1.0) (+ 1.0 y)) (cbrt y))))
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)

series82.0ms (3.2%)

Counts
4 → 12
Calls

4 calls:

23.0ms
(cbrt y)
22.0ms
(cbrt y)
22.0ms
(cbrt y)
15.0ms
(+ 1.0 (* (* (cbrt y) (cbrt y)) (* (/ (- x 1.0) (+ 1.0 y)) (cbrt y))))

simplify57.0ms (2.2%)

Algorithm
egg-herbie
Counts
56 → 56
Iterations

Useful iterations: 0 (51.0ms)

IterNodesCost
04943365
14943365

prune110.0ms (4.3%)

Pruning

13 alts after pruning (12 fresh and 1 done)

PrunedKeptTotal
New56056
Fresh01212
Picked011
Done000
Total561369

Merged error: 7.2b

Counts
69 → 13

localize12.0ms (0.4%)

Local error

Found 4 expressions with local error:

0.5b
(cbrt (/ (- x 1.0) (+ 1.0 y)))
0.5b
(cbrt (/ (- x 1.0) (+ 1.0 y)))
0.5b
(cbrt (/ (- x 1.0) (+ 1.0 y)))
8.3b
(+ 1.0 (* (* y (* (cbrt (/ (- x 1.0) (+ 1.0 y))) (cbrt (/ (- x 1.0) (+ 1.0 y))))) (cbrt (/ (- x 1.0) (+ 1.0 y)))))

rewrite29.0ms (1.1%)

Algorithm
rewrite-expression-head
Rules
88×*-un-lft-identity
78×cbrt-prod
60×times-frac
58×add-sqr-sqrt
34×add-cube-cbrt
15×distribute-lft-out
12×distribute-lft-out-- difference-of-squares
associate-/r/ add-log-exp
pow1 add-exp-log flip3-+ add-cbrt-cube flip-+
cbrt-div pow1/3 div-inv
+-commutative sum-log
Counts
4 → 116
Calls

4 calls:

7.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))
7.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))
7.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))
4.0ms
(+ 1.0 (* (* y (* (cbrt (/ (- x 1.0) (+ 1.0 y))) (cbrt (/ (- x 1.0) (+ 1.0 y))))) (cbrt (/ (- x 1.0) (+ 1.0 y)))))

series62.0ms (2.4%)

Counts
4 → 12
Calls

4 calls:

18.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))
16.0ms
(+ 1.0 (* (* y (* (cbrt (/ (- x 1.0) (+ 1.0 y))) (cbrt (/ (- x 1.0) (+ 1.0 y))))) (cbrt (/ (- x 1.0) (+ 1.0 y)))))
14.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))
14.0ms
(cbrt (/ (- x 1.0) (+ 1.0 y)))

simplify75.0ms (2.9%)

Algorithm
egg-herbie
Counts
128 → 128
Iterations

Useful iterations: 0 (59.0ms)

IterNodesCost
049472010
149472010

prune425.0ms (16.6%)

Pruning

13 alts after pruning (12 fresh and 1 done)

PrunedKeptTotal
New1244128
Fresh3811
Picked101
Done011
Total12813141

Merged error: 7.2b

Counts
141 → 13

localize7.0ms (0.3%)

Local error

Found 3 expressions with local error:

0.0b
(* (- 1.0 x) y)
2.8b
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
8.9b
(/ (* (- 1.0 x) y) (+ y 1.0))

rewrite26.0ms (1%)

Algorithm
rewrite-expression-head
Rules
15×*-un-lft-identity
13×add-sqr-sqrt
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*l* add-log-exp
times-frac associate-*l/ associate-/r*
flip3-- associate-*r* flip--
cbrt-undiv div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ distribute-lft-out distribute-lft-out-- difference-of-squares
sub-neg frac-2neg flip3-+ diff-log pow-prod-down clear-num *-commutative flip-+ div-inv associate-/l* unswap-sqr
Counts
3 → 62
Calls

3 calls:

9.0ms
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
9.0ms
(/ (* (- 1.0 x) y) (+ y 1.0))
6.0ms
(* (- 1.0 x) y)

series23.0ms (0.9%)

Counts
3 → 9
Calls

3 calls:

11.0ms
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
7.0ms
(/ (* (- 1.0 x) y) (+ y 1.0))
5.0ms
(* (- 1.0 x) y)

simplify42.0ms (1.6%)

Algorithm
egg-herbie
Counts
71 → 71
Iterations

Useful iterations: 0 (35.0ms)

IterNodesCost
05369732

prune108.0ms (4.2%)

Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New70171
Fresh11011
Picked011
Done011
Total81384

Merged error: 0.2b

Counts
84 → 3

regimes212.0ms (8.3%)

Accuracy

Total 0.0b remaining (20.7%)

Threshold costs 0.0b (20.7%)

bsearch24.0ms (1%)

Steps
ItersRangePoint
9
45.443605402652814
2584089009.7401896
29063706.880189914
6
-4687726544009.001
-1071378915657.1898
-1080471527719.7518

simplify9.0ms (0.3%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (8.0ms)

IterNodesCost
033131
133131

end0.0ms (0%)

sample533.0ms (20.8%)

Algorithm
intervals
Results
191.0ms6110×body80valid
93.0ms747×body640valid
49.0ms340×body1280valid
44.0ms510×body320valid
17.0ms293×body160valid

Profiling

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