Cancel like terms

Time bar (total: 1.0s)

analyze0.0ms (0%)

Algorithm
search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%100%0%0%0%0%0
100%100%0%0%0%0%0%1
Compiler

Compiled 7 to 6 computations (14.3% saved)

sample577.0ms (55.4%)

Samples
277.0ms3 829×1valid
141.0ms4 427×0valid
Precisions
Click to see histograms. Total time spent on operations: 178.0ms
ival-add: 71.0ms (39.8% of total)
ival-sub: 55.0ms (30.9% of total)
adjust: 38.0ms (21.3% of total)
ival-true: 6.0ms (3.4% of total)
...in/eval/compile.rkt:70:19: 4.0ms (2.2% of total)
ival-assert: 4.0ms (2.2% of total)
Bogosity

preprocess50.0ms (4.8%)

Algorithm
egg-herbie
Rules
28×fmm-def
21×sub-neg
13×fma-define
10×distribute-lft-neg-in
10×associate-+l-
Iterations

Useful iterations: 1 (0.0ms)

IterNodesCost
01384
1334
2914
31304
41774
52034
62154
72194
Stop Event
saturated
Calls
Call 1
Inputs
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
(-.f64 (+.f64 #s(literal 1 binary64) (neg.f64 x)) (neg.f64 x))
(neg.f64 (-.f64 (+.f64 #s(literal 1 binary64) (neg.f64 x)) (neg.f64 x)))
Outputs
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
(+.f64 #s(literal 1 binary64) (-.f64 x x))
#s(literal 1 binary64)
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
(+.f64 #s(literal 1 binary64) (-.f64 x x))
#s(literal 1 binary64)
(-.f64 (+.f64 #s(literal 1 binary64) (neg.f64 x)) (neg.f64 x))
(+.f64 #s(literal 1 binary64) (-.f64 x x))
#s(literal 1 binary64)
(neg.f64 (-.f64 (+.f64 #s(literal 1 binary64) (neg.f64 x)) (neg.f64 x)))
(neg.f64 (-.f64 (-.f64 #s(literal 1 binary64) x) (neg.f64 x)))
#s(literal -1 binary64)
Symmetry

(abs x)

explain64.0ms (6.2%)

FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
1235(46160911856069.4)0-(-.f64 (+.f64 #s(literal 1 binary64) x) x)
00-0-(+.f64 #s(literal 1 binary64) x)
00-0-#s(literal 1 binary64)
00-0-x
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
-.f64(-.f64 (+.f64 #s(literal 1 binary64) x) x)cancellation1280
Confusion
Predicted +Predicted -
+1230
-5128
Precision
0.9609375
Recall
1.0
Confusion?
Predicted +Predicted MaybePredicted -
+12300
-50128
Precision?
0.9609375
Recall?
1.0
Freqs
test
numberfreq
0128
1128
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Samples
21.0ms242×1valid
10.0ms270×0valid
Compiler

Compiled 36 to 20 computations (44.4% saved)

Precisions
Click to see histograms. Total time spent on operations: 12.0ms
ival-add: 4.0ms (33.6% of total)
ival-sub: 4.0ms (33.6% of total)
adjust: 3.0ms (25.2% of total)
...in/eval/compile.rkt:70:19: 0.0ms (0% of total)
ival-assert: 0.0ms (0% of total)
ival-true: 0.0ms (0% of total)

eval0.0ms (0%)

Compiler

Compiled 7 to 4 computations (42.9% saved)

prune1.0ms (0.1%)

Alt Table
Click to see full alt table
StatusAccuracyProgram
100.0%
#s(literal 1 binary64)
Compiler

Compiled 2 to 2 computations (0% saved)

simplify6.0ms (0.5%)

Algorithm
egg-herbie
Rules
1-exp
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
181
Stop Event
saturated
Calls
Call 1
Inputs
#s(literal 1 binary64)
Outputs
#s(literal 1 binary64)

localize13.0ms (1.3%)

Samples
10.0ms256×0valid
Compiler

Compiled 3 to 4 computations (-33.3% saved)

Precisions
Click to see histograms. Total time spent on operations: 0.0ms
ival-true: 0.0ms (0% of total)
...in/eval/compile.rkt:70:19: 0.0ms (0% of total)
ival-assert: 0.0ms (0% of total)

eval0.0ms (0%)

Compiler

Compiled 1 to 1 computations (0% saved)

prune1.0ms (0.1%)

Pruning

1 alts after pruning (0 fresh and 1 done)

PrunedKeptTotal
New000
Fresh000
Picked011
Done000
Total011
Accuracy
100.0%
Counts
1 → 1
Alt Table
Click to see full alt table
StatusAccuracyProgram
100.0%
#s(literal 1 binary64)
Compiler

Compiled 9 to 6 computations (33.3% saved)

regimes3.0ms (0.3%)

Accuracy

Total -29.8b remaining (-∞%)

Threshold costs -29.8b (-∞%)

Counts
2 → 1
Calls
Call 1
Inputs
#s(literal 1 binary64)
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
Outputs
#s(literal 1 binary64)
Calls

2 calls:

1.0ms
x
1.0ms
(-.f64 (+.f64 #s(literal 1 binary64) x) x)
Results
AccuracySegmentsBranch
100.0%1x
100.0%1(-.f64 (+.f64 #s(literal 1 binary64) x) x)
Compiler

Compiled 8 to 5 computations (37.5% saved)

simplify2.0ms (0.2%)

Algorithm
egg-herbie
Rules
1-exp
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
181
Stop Event
saturated
Calls
Call 1
Inputs
#s(literal 1 binary64)
Outputs
#s(literal 1 binary64)

soundness17.0ms (1.7%)

Rules
28×fmm-def
21×sub-neg
13×fma-define
10×distribute-lft-neg-in
10×associate-+l-
Iterations

Useful iterations: 1 (0.0ms)

IterNodesCost
01384
1334
2914
31304
41774
52034
62154
72194
Stop Event
done
saturated
Compiler

Compiled 17 to 10 computations (41.2% saved)

preprocess306.0ms (29.5%)

Remove

(abs x)

Compiler

Compiled 24 to 20 computations (16.7% saved)

end0.0ms (0%)

Profiling

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