exp2 (problem 3.3.7)

Time bar (total: 1.5s)

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%50.4%49.6%0%0%0%0
100%50.4%0%49.6%0%0%0%1
Compiler

Compiled 13 to 11 computations (15.4% saved)

sample82.0ms (5.4%)

Memory
5.5MiB live, 14.2MiB allocated
Samples
64.0ms187×2valid
9.0ms68×1valid
0.0ms5×0valid
Precisions
Click to see histograms. Total time spent on operations: 65.0ms
ival-exp: 48.0ms (73.7% of total)
adjust: 8.0ms (12.3% of total)
ival-add: 3.0ms (4.6% of total)
ival-sub: 3.0ms (4.6% of total)
ival-fabs: 1.0ms (1.5% of total)
ival-<=: 1.0ms (1.5% of total)
ival-neg: 1.0ms (1.5% of total)
ival-assert: 0.0ms (0% of total)
exact: 0.0ms (0% of total)
Bogosity

explain1.4s (91.2%)

Memory
5.9MiB live, 567.3MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
1310-104(-4.246379609918072e-106)(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
00-0-(-.f64 (exp.f64 x) #s(literal 2 binary64))
00-0-#s(literal 2 binary64)
00-0-(exp.f64 x)
00-0-(exp.f64 (neg.f64 x))
00-0-(neg.f64 x)
00-0-x
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
+.f64(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))cancellation270
Confusion
Predicted +Predicted -
+27104
-0125
Precision
1.0
Recall
0.20610687022900764
Confusion?
Predicted +Predicted MaybePredicted -
+270104
-00125
Precision?
1.0
Recall?
0.20610687022900764
2:
4:
8:
16:
32:
64:
128:
256:
512:
1024:
2048:
Freqs
test
numberfreq
0229
127
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
6.66455078125
Average Time
0.026033401489257813
Samples
769.0ms2 208×2valid
105.0ms804×1valid
3.0ms60×0valid
Compiler

Compiled 876 to 360 computations (58.9% saved)

Precisions
Click to see histograms. Total time spent on operations: 748.0ms
ival-exp: 567.0ms (75.8% of total)
adjust: 91.0ms (12.2% of total)
ival-sub: 40.0ms (5.3% of total)
ival-add: 33.0ms (4.4% of total)
ival-neg: 11.0ms (1.5% of total)
ival-true: 2.0ms (0.3% of total)
exact: 2.0ms (0.3% of total)
ival-assert: 1.0ms (0.1% of total)

preprocess24.0ms (1.6%)

Memory
-1.3MiB live, 6.2MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0917
13117
28116
318316
430816
538916
641616
078
0128
1248
2408
3638
41028
51688
62738
73298
83828
93848
03848
Stop Event
1×iter limit
1×saturated
1×iter limit
1×saturated
Calls
Call 1
Inputs
(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
Outputs
(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
(-.f64 (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x)) #s(literal 2 binary64))
Symmetry

(abs x)

Compiler

Compiled 8 to 7 computations (12.5% saved)

eval0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated
Compiler

Compiled 0 to 1 computations (-∞% saved)

prune1.0ms (0%)

Memory
0.4MiB live, 0.4MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
53.6%
(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
Compiler

Compiled 16 to 14 computations (12.5% saved)

simplify23.0ms (1.5%)

Memory
2.2MiB live, 18.1MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
1148
2198
3228
4238
Stop Event
1×saturated
Calls
Call 1
Inputs
(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
Outputs
(+.f64 (-.f64 (exp.f64 x) #s(literal 2 binary64)) (exp.f64 (neg.f64 x)))
(+.f64 (exp.f64 (neg.f64 x)) (-.f64 (exp.f64 x) #s(literal 2 binary64)))

soundness0.0ms (0%)

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

Compiled 8 to 7 computations (12.5% saved)

preprocess3.0ms (0.2%)

Memory
-7.3MiB live, 1.9MiB allocated
Remove

(abs x)

Compiler

Compiled 86 to 70 computations (18.6% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

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