Eccentricity of an ellipse

Time bar (total: 1.3s)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze12.0ms (0.9%)

Memory
4.3MiB live, 4.3MiB allocated
Algorithm
search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%37.5%62.5%0%0%0%0
0%0%37.5%62.5%0%0%0%1
0%0%18.7%62.5%0%18.7%0%2
0%0%9.4%62.5%0%28.1%0%3
0%0%9.4%62.5%0%28.1%0%4
0%0%7%62.5%0%30.4%0%5
20%1.2%4.7%62.5%0%31.6%0%6
25%1.2%3.5%62.5%0%32.8%0%7
40%1.8%2.6%62.5%0%33.1%0%8
51.9%2%1.9%62.5%0%33.5%0%9
64.7%2.4%1.3%62.5%0%33.7%0%10
72.9%2.6%1%62.5%0%33.9%0%11
80.2%2.7%0.7%62.5%0%34%0%12
Compiler

Compiled 25 to 16 computations (36% saved)

sample29.0ms (2.3%)

Memory
-4.5MiB live, 11.0MiB allocated
Samples
17.0ms260×0valid
2.0ms26×0invalid
Precisions
Click to see histograms. Total time spent on operations: 12.0ms
ival-mult: 4.0ms (32.9% of total)
ival-sqrt: 2.0ms (16.4% of total)
ival-<=: 2.0ms (16.4% of total)
ival-div: 1.0ms (8.2% of total)
ival-fabs: 1.0ms (8.2% of total)
ival-sub: 1.0ms (8.2% of total)
ival-and: 1.0ms (8.2% of total)
adjust: 0.0ms (0% of total)
ival-assert: 0.0ms (0% of total)
exact: 0.0ms (0% of total)
Bogosity

explain1.0s (83%)

Memory
8.5MiB live, 580.4MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
480-0-(/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))
00-0-(*.f64 a a)
00-0-a
00-0-b
00-0-(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))
00-0-(fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a)))
00-0-(-.f64 (*.f64 a a) (*.f64 b b))
00-0-(*.f64 b b)
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
/.f64(/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))u/u480
(*.f64 b b)underflow188
(-.f64 (*.f64 a a) (*.f64 b b))underflow48
(*.f64 a a)underflow48
(*.f64 a a)underflow48
Confusion
Predicted +Predicted -
+480
-0208
Precision
1.0
Recall
1.0
Confusion?
Predicted +Predicted MaybePredicted -
+4800
-00208
Precision?
1.0
Recall?
1.0
Freqs
test
numberfreq
0208
148
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
18.74755859375
Average Time
0.07323265075683594
Samples
377.0ms6 144×0valid
Compiler

Compiled 2 040 to 432 computations (78.8% saved)

Precisions
Click to see histograms. Total time spent on operations: 213.0ms
ival-mult: 81.0ms (38% of total)
ival-sqrt: 36.0ms (16.9% of total)
ival-div: 34.0ms (15.9% of total)
ival-fabs: 28.0ms (13.1% of total)
ival-sub: 25.0ms (11.7% of total)
ival-true: 5.0ms (2.3% of total)
adjust: 2.0ms (0.9% of total)
ival-assert: 2.0ms (0.9% of total)

preprocess149.0ms (11.8%)

Memory
2.5MiB live, 34.1MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02267
18557
233857
3252957
4643757
0813
01413
13011
27511
319911
448211
5172311
6564511
0818110
Stop Event
iter limit
node limit
iter limit
node limit
Calls
Call 1
Inputs
(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))
Outputs
(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))
(sqrt.f64 (fabs.f64 (fma.f64 (/.f64 (/.f64 b a) a) b #s(literal -1 binary64))))
Symmetry

(abs b)

(abs a)

Compiler

Compiled 13 to 8 computations (38.5% saved)

eval0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated
Compiler

Compiled 0 to 2 computations (-∞% saved)

prune1.0ms (0%)

Memory
0.4MiB live, 0.4MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
81.2%
(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))
Compiler

Compiled 26 to 16 computations (38.5% saved)

simplify21.0ms (1.7%)

Memory
-5.3MiB live, 18.5MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0813
11613
22813
33713
44513
54913
65113
Stop Event
saturated
Calls
Call 1
Inputs
(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))
Outputs
(sqrt.f64 (fabs.f64 (/.f64 (-.f64 (*.f64 a a) (*.f64 b b)) (*.f64 a a))))

soundness0.0ms (0%)

Memory
0.2MiB live, 0.2MiB allocated
Stop Event
fuel
Compiler

Compiled 13 to 8 computations (38.5% saved)

preprocess4.0ms (0.3%)

Memory
2.7MiB live, 2.7MiB allocated
Remove

(abs a)

(abs b)

Compiler

Compiled 156 to 96 computations (38.5% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

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