Metrics for math.log/1 on complex, imaginary part

start0.0ms (0%)

Memory: 0.0MiB live, 0.0MiB allocated

analyze1.0ms (0.2%)

Memory

2.6MiB live, 2.6MiB allocated

Algorithm

1×

Search

Probability	Valid	Unknown	Precondition	Infinite	Domain	Can't	Iter
0%	0%	99.9%	0.1%	0%	0%	0%	0
0%	0%	99.9%	0.1%	0%	0%	0%	1
50%	50%	50%	0.1%	0%	0%	0%	2
75%	74.9%	25%	0.1%	0%	0%	0%	3
87.5%	87.4%	12.5%	0.1%	0%	0%	0%	4
93.8%	93.7%	6.2%	0.1%	0%	0%	0%	5
96.9%	96.8%	3.1%	0.1%	0%	0%	0%	6
98.4%	98.3%	1.6%	0.1%	0%	0%	0%	7
99.2%	99.1%	0.8%	0.1%	0%	0%	0%	8
99.6%	99.5%	0.4%	0.1%	0%	0%	0%	9
99.8%	99.7%	0.2%	0.1%	0%	0%	0%	10
99.9%	99.8%	0.1%	0.1%	0%	0%	0%	11
100%	99.9%	0%	0.1%	0%	0%	0%	12

Compiler

Compiled 5 to 5 computations (0% saved)

sample487.0ms (65.5%)

Memory

38.7MiB live, 977.7MiB allocated

Samples

298.0ms

8 256×

valid

Precisions

Click to see histograms. Total time spent on operations: 79.0ms

ival-atan2: 70.0ms (88.9% of total)

ival-true: 5.0ms (6.4% of total)

ival-assert: 3.0ms (3.8% of total)

Bogosity

explain160.0ms (21.5%)

Memory

-4.6MiB live, 33.2MiB allocated

FPErrors

Click to see full error table

Example	Example	Subexpression
-	-	`re`
-	-	`(atan2.f64 im re)`
-	-	`im`

Confusion

	Predicted +	Predicted -
+	0	0
-	0	256

Precision

0/0

Recall

0/0

Confusion?

	Predicted +	Predicted Maybe	Predicted -
+	0	0	0
-	0	0	256

Precision?

0/0

Recall?

0/0

Freqs

test

number	freq
0	256

Total Confusion?

	Predicted +	Predicted Maybe	Predicted -
+	0	0	0
-	0	0	1

Precision?

0/0

Recall?

0/0

Samples

146.0ms

512×

valid

Compiler

Compiled 22 to 16 computations (27.3% saved)

Precisions

Click to see histograms. Total time spent on operations: 5.0ms

ival-atan2: 4.0ms (86% of total)

ival-true: 0.0ms (0% of total)

ival-assert: 0.0ms (0% of total)

preprocess11.0ms (1.5%)

Memory

19.7MiB live, 19.7MiB allocated

Algorithm

1×	egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	9	21
1	19	21
2	27	21
3	32	21
4	40	21
5	53	21
6	64	21
0	3	3
0	4	3
0	4	3

Stop Event

1×	iter limit
1×	saturated
1×	iter limit
1×	saturated

Calls

Call 1

Inputs
(atan2.f64 im re)

Outputs
(atan2.f64 im re)

Compiler

Compiled 3 to 3 computations (0% saved)

eval0.0ms (0%)

Memory: 0.1MiB live, 0.1MiB allocated
Compiler: Compiled 0 to 2 computations (-∞% saved)

prune0.0ms (0.1%)

Memory

0.6MiB live, 0.6MiB allocated

Alt Table

Click to see full alt table

Status	Accuracy	Program
▶	100.0%	(atan2.f64 im re)

Compiler

Compiled 3 to 3 computations (0% saved)

simplify32.0ms (4.3%)

Memory

-37.4MiB live, 1.6MiB allocated

Algorithm

1×	egg-herbie

Localize:

Found 1 expressions of interest:

New	Metric	Score	Program
cost-diff	0	(atan2.f64 im re)

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	3	5
0	4	5
0	4	5

Stop Event

1×	iter limit
1×	saturated
1×	iter limit

Calls

Call 1

Inputs
(atan2.f64 im re)
im
re

Outputs
(atan2.f64 im re)
im
re

localize11.0ms (1.4%)

Memory

11.0MiB live, 11.0MiB allocated

Localize:

Found 1 expressions of interest:

New	Metric	Score	Program
accuracy	0.00390625	(atan2.f64 im re)

Samples

7.0ms

256×

valid

Compiler

Compiled 12 to 8 computations (33.3% saved)

Precisions

Click to see histograms. Total time spent on operations: 2.0ms

ival-atan2: 2.0ms (89.3% of total)

ival-true: 0.0ms (0% of total)

ival-assert: 0.0ms (0% of total)

series0.0ms (0.1%)

Memory

0.4MiB live, 0.4MiB allocated

Counts

1 → 1

Calls

Call 1

Inputs
(atan2.f64 im re)

Outputs
(atan2 im re)

Calls

6 calls:

Time	Variable		Point	Expression
0.0ms	re	@	0	((atan2 im re))
0.0ms	re	@	-inf	((atan2 im re))
0.0ms	im	@	-inf	((atan2 im re))
0.0ms	re	@	inf	((atan2 im re))
0.0ms	im	@	inf	((atan2 im re))

simplify2.0ms (0.2%)

Memory

1.5MiB live, 1.5MiB allocated

Algorithm

1×	egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	3	3
0	3	3

Stop Event

1×	iter limit
1×	saturated

Counts

1 → 1

Calls

Call 1

Inputs
(atan2 im re)

Outputs
(atan2 im re)
(atan2.f64 im re)

rewrite12.0ms (1.6%)

Memory

13.4MiB live, 13.4MiB allocated

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	3	3
0	4	3
0	4	3

Stop Event

1×	iter limit
1×	saturated
1×	iter limit

Counts

1 → 1

Calls

Call 1

Inputs
(atan2.f64 im re)

Outputs
(atan2.f64 im re)

eval0.0ms (0%)

Memory: 0.6MiB live, 0.6MiB allocated
Compiler: Compiled 10 to 5 computations (50% saved)

prune1.0ms (0.1%)

Memory

1.5MiB live, 1.5MiB allocated

Pruning

1 alts after pruning (0 fresh and 1 done)

	Pruned	Kept	Total
New	2	0	2
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	2	1	3

Accuracy

100.0%

Counts

3 → 1

Alt Table

Click to see full alt table

Status	Accuracy	Program
✓	100.0%	(atan2.f64 im re)

Compiler

Compiled 6 to 6 computations (0% saved)

simplify11.0ms (1.5%)

Memory

-31.1MiB live, 12.7MiB allocated

Algorithm

1×	egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	3	3

Stop Event

1×

saturated

Calls

Call 1

Inputs
(atan2.f64 im re)

Outputs
(atan2.f64 im re)

soundness0.0ms (0%)

Memory

0.2MiB live, 0.2MiB allocated

Stop Event

1×

done

Compiler

Compiled 3 to 3 computations (0% saved)

preprocess14.0ms (1.8%)

Memory: 30.5MiB live, 30.5MiB allocated
Compiler: Compiled 12 to 12 computations (0% saved)

end0.0ms (0%)

Memory: 0.0MiB live, 0.0MiB allocated

start0.0ms (0%)

analyze1.0ms (0.2%)

sample487.0ms (65.5%)

explain160.0ms (21.5%)

preprocess11.0ms (1.5%)

eval0.0ms (0%)

prune0.0ms (0.1%)

simplify32.0ms (4.3%)

localize11.0ms (1.4%)

series0.0ms (0.1%)

simplify2.0ms (0.2%)

rewrite12.0ms (1.6%)

eval0.0ms (0%)

prune1.0ms (0.1%)

simplify11.0ms (1.5%)

soundness0.0ms (0%)

preprocess14.0ms (1.8%)

end0.0ms (0%)

Profiling