Details

Time bar (total: 4.0s)

analyze623.0ms (15.5%)

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
0%99.9%0.1%4
12.5%87.4%0.1%5
18.7%81.1%0.1%6
18.7%76.5%4.8%7
28.1%66.3%5.6%8
35.1%55%9.9%9
36.3%50.9%12.8%10
42.1%42.4%15.5%11
47.5%33.8%18.7%12
48.8%30.7%20.6%13
51.8%25.6%22.5%14

sample43.0ms (1.1%)

Algorithm
intervals
Results
11.0ms43×body2560valid
7.0ms29×body1280valid
7.0ms154×body80valid
2.0ms13×body640valid
1.0msbody5120valid
1.0msbody160valid
1.0ms16×body80nan
1.0msbody320valid
0.0msbody80invalid

simplify515.0ms (12.8%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (55.0ms)

IterNodesCost
071312
171312

prune11.0ms (0.3%)

Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New011
Fresh101
Picked000
Done000
Total112

Merged error: 36.0b

Counts
2 → 1

localize10.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.1b
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
1.0b
(- (* b_2 b_2) (* a c))
1.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
23.5b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite31.0ms (0.8%)

Algorithm
rewrite-expression-head
Rules
37×add-sqr-sqrt
26×*-un-lft-identity
18×times-frac
16×add-cube-cbrt
10×difference-of-squares
sqrt-prod add-log-exp
add-exp-log add-cbrt-cube associate-/l*
pow1 distribute-lft-out--
flip3-- flip--
associate-/r*
sub-neg sqrt-div diff-log associate-/l/
cbrt-undiv rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 div-sub div-exp clear-num div-inv
Counts
4 → 82
Calls

4 calls:

10.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
7.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
6.0ms
(sqrt (- (* b_2 b_2) (* a c)))
4.0ms
(- (* b_2 b_2) (* a c))

series82.0ms (2%)

Counts
4 → 12
Calls

4 calls:

37.0ms
(sqrt (- (* b_2 b_2) (* a c)))
22.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
14.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
7.0ms
(- (* b_2 b_2) (* a c))

simplify55.0ms (1.4%)

Algorithm
egg-herbie
Counts
94 → 94
Iterations

Useful iterations: 0 (45.0ms)

IterNodesCost
057431403

prune164.0ms (4.1%)

Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New821294
Fresh000
Picked101
Done000
Total831295

Merged error: 6.9b

Counts
95 → 12

localize11.0ms (0.3%)

Local error

Found 4 expressions with local error:

1.0b
(- (* b_2 b_2) (* a c))
4.0b
(/ (/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))) a)
9.8b
(/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
23.5b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite41.0ms (1%)

Algorithm
rewrite-expression-head
Rules
210×times-frac
154×*-un-lft-identity
93×add-sqr-sqrt
92×add-cube-cbrt
36×associate-/l*
31×distribute-lft-out
21×distribute-lft-neg-in neg-mul-1 distribute-rgt-neg-in
11×add-exp-log add-cbrt-cube
10×associate-/r/
associate-/r*
div-inv add-log-exp
pow1 flip3-+ flip-+
cbrt-undiv div-exp
div-sub distribute-frac-neg sqrt-prod
neg-sub0 flip3-- frac-2neg sqrt-div clear-num flip--
sub-neg rem-sqrt-square sqrt-pow1 pow1/2 diff-log associate-/l/
Counts
4 → 216
Calls

4 calls:

13.0ms
(/ (/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))) a)
8.0ms
(/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))
4.0ms
(- (* b_2 b_2) (* a c))

series119.0ms (3%)

Counts
4 → 12
Calls

4 calls:

53.0ms
(/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
44.0ms
(/ (/ (neg (* a c)) (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))) a)
13.0ms
(sqrt (- (* b_2 b_2) (* a c)))
8.0ms
(- (* b_2 b_2) (* a c))

simplify69.0ms (1.7%)

Algorithm
egg-herbie
Counts
228 → 228
Iterations

Useful iterations: 0 (42.0ms)

IterNodesCost
058645186

prune253.0ms (6.3%)

Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New2271228
Fresh3811
Picked101
Done000
Total2319240

Merged error: 6.8b

Counts
240 → 9

localize9.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.1b
(/ c (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
0.5b
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
1.0b
(- (* b_2 b_2) (* a c))
23.5b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite22.0ms (0.6%)

Algorithm
rewrite-expression-head
Rules
24×*-un-lft-identity
15×add-sqr-sqrt
14×add-cube-cbrt
12×times-frac
add-log-exp
add-exp-log add-cbrt-cube
pow1 distribute-lft-out
associate-/r*
sqrt-prod associate-/l*
flip3-- flip3-+ sqrt-div associate-/r/ flip-- flip-+
cbrt-undiv +-commutative sub-neg rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 diff-log div-exp clear-num sum-log div-inv
Counts
4 → 71
Calls

4 calls:

7.0ms
(/ c (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
6.0ms
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))
4.0ms
(- (* b_2 b_2) (* a c))

series83.0ms (2.1%)

Counts
4 → 12
Calls

4 calls:

48.0ms
(/ c (+ b_2 (sqrt (- (* b_2 b_2) (* a c)))))
14.0ms
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
13.0ms
(sqrt (- (* b_2 b_2) (* a c)))
8.0ms
(- (* b_2 b_2) (* a c))

simplify47.0ms (1.2%)

Algorithm
egg-herbie
Counts
83 → 83
Iterations

Useful iterations: 0 (39.0ms)

IterNodesCost
053261109

prune115.0ms (2.9%)

Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New81283
Fresh268
Picked011
Done000
Total83992

Merged error: 6.8b

Counts
92 → 9

localize11.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.2b
(* c (/ 1 (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))))
0.5b
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
1.0b
(- (* b_2 b_2) (* a c))
23.5b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite28.0ms (0.7%)

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
22×add-sqr-sqrt
18×associate-*r*
14×add-cube-cbrt times-frac
13×add-exp-log
add-cbrt-cube
add-log-exp
pow1
prod-exp distribute-lft-out
associate-*l* sqrt-prod unswap-sqr
flip3-- flip3-+ sqrt-div div-exp associate-/r/ flip-- cbrt-unprod flip-+
cbrt-undiv +-commutative sub-neg rem-sqrt-square rec-exp sqrt-pow1 pow1/2 diff-log 1-exp associate-*r/ pow-prod-down sum-log un-div-inv *-commutative div-inv
Counts
4 → 79
Calls

4 calls:

12.0ms
(* c (/ 1 (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))))
6.0ms
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))
4.0ms
(- (* b_2 b_2) (* a c))

series82.0ms (2%)

Counts
4 → 12
Calls

4 calls:

46.0ms
(* c (/ 1 (+ b_2 (sqrt (- (* b_2 b_2) (* a c))))))
14.0ms
(+ b_2 (sqrt (- (* b_2 b_2) (* a c))))
13.0ms
(sqrt (- (* b_2 b_2) (* a c)))
10.0ms
(- (* b_2 b_2) (* a c))

simplify52.0ms (1.3%)

Algorithm
egg-herbie
Counts
91 → 91
Iterations

Useful iterations: 0 (44.0ms)

IterNodesCost
049061078
149061078

prune106.0ms (2.6%)

Pruning

9 alts after pruning (7 fresh and 2 done)

PrunedKeptTotal
New91091
Fresh077
Picked011
Done011
Total919100

Merged error: 6.8b

Counts
100 → 9

regimes241.0ms (6%)

Accuracy

Total 0.8b remaining (12.4%)

Threshold costs 0.8b (12.4%)

bsearch92.0ms (2.3%)

Steps
ItersRangePoint
10
6.4851974710934e+151
6.7846503122979244e+162
8.828154833930211e+151
7
-3.588378087479768e-211
-3.8670254222860854e-213
-9.281927902223943e-213
10
-1.9898668609638904e+139
-6.411886552711472e+128
-9.444009031655424e+133

simplify2.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
010055
110055

end0.0ms (0%)

sample1.1s (27.6%)

Algorithm
intervals
Results
273.0ms1057×body2560valid
232.0ms5073×body80valid
189.0ms907×body1280valid
85.0ms484×body640valid
40.0ms130×body5120valid
30.0ms731×body80nan
28.0ms224×body320valid
12.0ms268×body80invalid
10.0ms125×body160valid

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