Details

Time bar (total: 7.2s)

analyze44.0ms (0.6%)

Algorithm
search
Search
TrueOtherFalseIter
0%14%86%0
0%14%86%1
0%14%86%2
0%14%86%3
0%14%86%4
0%14%86%5
0%14%86%6
8.1%5.9%86%7
10.3%3.7%86%8
12.6%1.5%86%9
13.9%0.1%86%10
14%0%86%11
14%0%86%12
14%0%86%13
14%0%86%14

sample33.0ms (0.5%)

Algorithm
intervals
Results
19.0ms256×body80valid
5.0ms256×pre80true

simplify28.0ms (0.4%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (26.0ms)

IterNodesCost
0523053

prune9.0ms (0.1%)

Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New101
Fresh011
Picked000
Done000
Total112

Merged error: 56.0b

Counts
2 → 1

localize15.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.0b
(* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))
0.1b
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
36.8b
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
47.6b
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))

rewrite92.0ms (1.3%)

Algorithm
rewrite-expression-head
Rules
61×add-exp-log add-cbrt-cube
58×times-frac
54×flip3-+ flip-+
50×associate-/r/
44×add-sqr-sqrt
36×frac-times
30×associate-*r/
28×add-cube-cbrt *-un-lft-identity
22×prod-exp cbrt-unprod
19×cbrt-undiv div-exp
18×associate-*l/
16×pow1
14×associate-/l* difference-of-squares
associate-/l/
div-inv
associate-*r*
associate-/r*
associate-*l* pow-prod-down add-log-exp
swap-sqr
distribute-rgt-in frac-2neg distribute-lft-in clear-num *-commutative
pow2 flip3-- pow-plus pow-sqr pow-prod-up flip-- unswap-sqr
Counts
4 → 200
Calls

4 calls:

35.0ms
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
23.0ms
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))
13.0ms
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
12.0ms
(* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))

series390.0ms (5.4%)

Counts
4 → 12
Calls

4 calls:

299.0ms
(/ (/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))) (- (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))) 1.0))
56.0ms
(/ (* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i)))) (* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i))))
24.0ms
(* (* i (+ (+ alpha beta) i)) (+ (* beta alpha) (* i (+ (+ alpha beta) i))))
12.0ms
(* (+ (+ alpha beta) (* 2.0 i)) (+ (+ alpha beta) (* 2.0 i)))

simplify76.0ms (1%)

Algorithm
egg-herbie
Counts
212 → 212
Iterations

Useful iterations: 0 (34.0ms)

IterNodesCost
0499910097
1499910097

prune622.0ms (8.6%)

Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New2048212
Fresh000
Picked101
Done000
Total2058213

Merged error: 35.7b

Counts
213 → 8

localize22.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.0b
(/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0)))
0.1b
(* (/ (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0))) (+ (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))) (/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))))
35.9b
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
35.9b
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))

rewrite168.0ms (2.3%)

Algorithm
rewrite-expression-head
Rules
366×times-frac
300×add-sqr-sqrt
235×*-un-lft-identity
155×add-cube-cbrt
96×associate-*r*
70×add-exp-log add-cbrt-cube
62×difference-of-squares
44×associate-/r/
42×associate-*l*
33×cbrt-undiv div-exp
31×sqrt-prod distribute-lft-out--
22×flip3-+ flip-+ div-inv
19×associate-/l*
16×prod-exp cbrt-unprod
12×associate-/r*
distribute-lft-out
pow1 unswap-sqr
associate-/l/
add-log-exp
frac-2neg associate-*r/ clear-num
flip3-- flip--
frac-times pow-prod-down associate-*l/ *-commutative
Counts
4 → 364
Calls

4 calls:

97.0ms
(* (/ (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0))) (+ (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))) (/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))))
26.0ms
(/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0)))
12.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))
10.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))

series479.0ms (6.6%)

Counts
4 → 12
Calls

4 calls:

384.0ms
(* (/ (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0))) (+ (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))) (/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0))))
52.0ms
(/ (/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0))) (- (+ (+ alpha beta) (* i 2.0)) (sqrt 1.0)))
27.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
16.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))

simplify107.0ms (1.5%)

Algorithm
egg-herbie
Counts
376 → 376
Iterations

Useful iterations: 0 (34.0ms)

IterNodesCost
0500518793

prune1.8s (25%)

Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New3724376
Fresh347
Picked101
Done000
Total3768384

Merged error: 35.7b

Counts
384 → 8

localize23.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.5b
(* (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))) (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))))
35.9b
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
35.9b
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))
35.9b
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))

rewrite67.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
42×sqrt-prod
40×add-sqr-sqrt
28×add-cube-cbrt *-un-lft-identity
27×times-frac
19×pow1
18×add-exp-log add-cbrt-cube
14×swap-sqr associate-/r/
12×associate-*r* associate-*l*
10×flip3-+ flip-+
associate-/r*
sqrt-pow1 pow1/2
div-inv
associate-/l/
cbrt-undiv associate-*r/ div-exp pow-prod-up associate-/l*
sqrt-div add-log-exp unswap-sqr
frac-2neg pow-prod-down prod-exp clear-num pow-sqr cbrt-unprod
pow2 frac-times pow-plus sqrt-unprod associate-*l/ rem-square-sqrt *-commutative
Counts
4 → 151
Calls

4 calls:

28.0ms
(* (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))) (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))))
12.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))
12.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))
10.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))

series88.0ms (1.2%)

Counts
4 → 12
Calls

4 calls:

27.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
26.0ms
(* (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))) (sqrt (/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))))
19.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))
15.0ms
(/ (* i (+ i (+ alpha beta))) (+ (+ alpha beta) (* i 2.0)))

simplify40.0ms (0.6%)

Algorithm
egg-herbie
Counts
163 → 163
Iterations

Useful iterations: 0 (21.0ms)

IterNodesCost
052793266

prune564.0ms (7.8%)

Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New1630163
Fresh077
Picked011
Done000
Total1638171

Merged error: 35.7b

Counts
171 → 8

localize22.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.4b
(/ i (sqrt (+ (+ alpha beta) (* i 2.0))))
0.5b
(* (/ i (sqrt (+ (+ alpha beta) (* i 2.0)))) (/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0)))))
0.5b
(/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0))))
35.9b
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))

rewrite74.0ms (1%)

Algorithm
rewrite-expression-head
Rules
141×*-un-lft-identity
117×times-frac
106×add-sqr-sqrt
76×add-cube-cbrt
60×sqrt-prod
39×distribute-lft-out
36×associate-*r*
24×associate-*l*
22×add-exp-log add-cbrt-cube
15×associate-/r*
11×associate-/l*
10×associate-/r/
unswap-sqr
sqrt-div
cbrt-undiv flip3-+ div-exp flip-+
pow1
div-inv
prod-exp cbrt-unprod associate-/l/ add-log-exp
frac-2neg clear-num
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 218
Calls

4 calls:

33.0ms
(* (/ i (sqrt (+ (+ alpha beta) (* i 2.0)))) (/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0)))))
14.0ms
(/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0))))
10.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
8.0ms
(/ i (sqrt (+ (+ alpha beta) (* i 2.0))))

series116.0ms (1.6%)

Counts
4 → 12
Calls

4 calls:

31.0ms
(* (/ i (sqrt (+ (+ alpha beta) (* i 2.0)))) (/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0)))))
31.0ms
(/ (+ (* alpha beta) (* i (+ i (+ alpha beta)))) (+ (+ alpha beta) (* i 2.0)))
28.0ms
(/ i (sqrt (+ (+ alpha beta) (* i 2.0))))
25.0ms
(/ (+ i (+ alpha beta)) (sqrt (+ (+ alpha beta) (* i 2.0))))

simplify64.0ms (0.9%)

Algorithm
egg-herbie
Counts
230 → 230
Iterations

Useful iterations: 0 (38.0ms)

IterNodesCost
049655179
149655179

prune1.0s (14.2%)

Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New2273230
Fresh336
Picked101
Done011
Total2317238

Merged error: 2.7b

Counts
238 → 7

regimes234.0ms (3.2%)

Accuracy

Total 12.2b remaining (82.8%)

Threshold costs 0b (0%)

bsearch64.0ms (0.9%)

Steps
ItersRangePoint
5
1.4214025905189597e+180
3.5038899697870747e+180
2.178716223398337e+180
8
4.425378108998965e+140
1.2196746002532731e+144
1.202295370415579e+144
9
1.5609937890440059e+111
5.040828458311111e+116
1.5824841192270528e+111

simplify2.0ms (0%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
066119
166119

end0.0ms (0%)

sample950.0ms (13.2%)

Algorithm
intervals
Results
607.0ms8000×body80valid
171.0ms8000×pre80true

Profiling

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