Difference of squares

Time bar (total: 929.0ms)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze0.0ms (0%)

Memory
0.1MiB live, 0.1MiB allocated
Algorithm
1×search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%99.9%0.1%0%0%0%0
100%99.9%0%0.1%0%0%0%1
Compiler

Compiled 9 to 7 computations (22.2% saved)

sample14.0ms (1.5%)

Memory
5.5MiB live, 5.5MiB allocated
Samples
8.0ms260×0valid
Precisions
Click to see histograms. Total time spent on operations: 4.0ms
ival-mult: 3.0ms (69.6% of total)
ival-sub: 1.0ms (23.2% of total)
ival-true: 0.0ms (0% of total)
adjust: 0.0ms (0% of total)
ival-assert: 0.0ms (0% of total)
Bogosity

explain426.0ms (45.8%)

Memory
-1.8MiB live, 331.4MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
152(4.261847728019534e-137 -7.160941277626174e-147)0-(-.f64 (*.f64 a a) (*.f64 b b))
00-0-(*.f64 a a)
00-0-a
00-0-b
00-0-(*.f64 b b)
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
-.f64(-.f64 (*.f64 a a) (*.f64 b b))nan-rescue150
↳(*.f64 a a)overflow64
↳(*.f64 b b)overflow63
-.f64(-.f64 (*.f64 a a) (*.f64 b b))cancellation20
Confusion
Predicted +Predicted -
+150
-2239
Precision
0.8823529411764706
Recall
1.0
Confusion?
Predicted +Predicted MaybePredicted -
+1500
-20239
Precision?
0.8823529411764706
Recall?
1.0
Freqs
test
numberfreq
0239
117
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
3.057861328125
Average Time
0.011944770812988281
Samples
110.0ms3 072×0valid
Compiler

Compiled 648 to 264 computations (59.3% saved)

Precisions
Click to see histograms. Total time spent on operations: 51.0ms
ival-mult: 36.0ms (70.7% of total)
ival-sub: 11.0ms (21.6% of total)
ival-true: 2.0ms (3.9% of total)
adjust: 1.0ms (2% of total)
ival-assert: 1.0ms (2% of total)

preprocess466.0ms (50.1%)

Memory
3.9MiB live, 52.7MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01338
15135
214435
336635
489235
5122335
6175435
7234035
8415235
9472735
10484035
11495435
12503435
13503435
14641535
15739335
16787735
17789335
18789335
057
087
1167
2277
3537
41147
53157
65677
712387
824957
941247
1049977
1153667
1255967
1357107
1457107
1566707
1668307
1771507
1871507
1975507
2077107
2177907
2277907
2377907
0102687
Stop Event
1×iter limit
1×node limit
1×iter limit
1×node limit
Calls
Call 1
Inputs
(-.f64 (*.f64 a a) (*.f64 b b))
Outputs
(-.f64 (*.f64 a a) (*.f64 b b))
(fma.f64 (neg.f64 b) b (*.f64 a a))
Symmetry

(abs b)

(abs a)

Compiler

Compiled 7 to 5 computations (28.6% saved)

eval0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated
Compiler

Compiled 0 to 2 computations (-∞% saved)

prune1.0ms (0.1%)

Memory
0.4MiB live, 0.4MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
94.1%
(-.f64 (*.f64 a a) (*.f64 b b))
Compiler

Compiled 14 to 10 computations (28.6% saved)

simplify19.0ms (2.1%)

Memory
-5.1MiB live, 18.5MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
057
1107
2187
3227
4247
Stop Event
1×saturated
Calls
Call 1
Inputs
(-.f64 (*.f64 a a) (*.f64 b b))
Outputs
(-.f64 (*.f64 a a) (*.f64 b b))

soundness0.0ms (0%)

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

Compiled 7 to 5 computations (28.6% saved)

preprocess4.0ms (0.4%)

Memory
2.9MiB live, 2.9MiB allocated
Remove

(abs a)

(abs b)

Compiler

Compiled 98 to 70 computations (28.6% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

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