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Merge branch 'dev' into fa/add-Manifest-to-gitignore
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‎benchmarks/iterators_bench.jl‎

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using CodingTheory
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using Oscar
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using LinearAlgebra
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using BenchmarkTools
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function visit_all_subsets(mutate, g_len, v_weight, subset)
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if subset
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gi=CodingTheory.SubsetGrayCode(g_len, v_weight)
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else
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gi=CodingTheory.GrayCode(g_len, v_weight; mutate = mutate)
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end
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for subset in gi
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# BenchmarkTools can elide simple computations so we need to do some nontrivial calculation here.
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# In any realistic situation we need to look at least look at all entries of the vector.
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# Ill model the task of looking at the entries using the 'all' function
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Base.all(i->(i==0), subset)
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end
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return
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end
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#=
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SubsetGrayCode and GrayCode appear to be in the same ballpark.
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GrayCode is faster, SubsetGrayCode uses less memory.
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######
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# n=25, k=12, mutate=true
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######
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@benchmark visit_all_subsets(25, 12, false)
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BenchmarkTools.Trial: 54 samples with 1 evaluation.
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Range (min … max): 66.365 ms … 219.557 ms ┊ GC (min … max): 0.00% … 34.15%
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Time (median): 92.912 ms ┊ GC (median): 26.24%
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Time (mean ± σ): 93.526 ms ± 27.981 ms ┊ GC (mean ± σ): 19.78% ± 13.74%
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▂▂ █▃
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███▅▅▁▁▁▁▄▁▁█████▁▁▄▁▁▁▁▄▁▁▁▁▁▅▁▁▁▁▁▁▁▁▁▄▁▁▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▄ ▁
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66.4 ms Histogram: frequency by time 181 ms <
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Memory estimate: 158.70 MiB, allocs estimate: 5200322.
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BenchmarkTools.Trial: 65 samples with 1 evaluation.
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Range (min … max): 51.159 ms … 103.931 ms ┊ GC (min … max): 0.00% … 50.88%
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Time (median): 77.176 ms ┊ GC (median): 31.98%
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Time (mean ± σ): 77.271 ms ± 6.824 ms ┊ GC (mean ± σ): 31.52% ± 7.35%
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█ ▁
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▃▃▁▁▁▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▅▆████▅▆▅▁▃▃▁▁▄▁▁▃▁▁▁▁▃ ▁
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51.2 ms Histogram: frequency by time 89.3 ms <
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Memory estimate: 238.05 MiB, allocs estimate: 5200308.
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=#

‎benchmarks/weight_dist_bench.jl‎

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using Oscar, CodingTheory
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using Combinatorics
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using LinearAlgebra
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using BenchmarkTools
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using Random
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using Dates
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include("benchmark_utils.jl")
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CodingTheory.Random.seed!(0)
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function white_n70_k35(use_new, terse_description)
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F = Oscar.Nemo.Native.GF(2)
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mat = matrix(F, [1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 1 1 0 1 1 1 0 1 0 1 1 1 1 0 1 1 0 1 1 0 0 1 0 0 1 1 0 1;
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0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1 1 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 1 1 0 1 1 1 0 0 0 1 0;
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0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 1 0 0 1 1 0 0 0 0 0 1 0 0 1 1 1 0 1 1 0 1 0 0 1 1 1 1 0 0;
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0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 1 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 1;
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0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 0 0 0 0 1 0 0 0 1 0 1 1 0 1 0 0 0 1 1 0 1 0 0 0 0 0 0 1 0;
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0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 1 1 0 0 0 0 1 1 0 1 0 1 0 1 0 1 0 0 0 1 1 0 0 1 0 0 1 0 1 1;
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0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 1 1 0 0 1 0 0 1 1 1 1 1 0 0 1 1 1 0 1 1 1 0 0 0 0 1;
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0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 1 1 1 1 1 1 0;
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0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 1 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 0 0 1 0 1 1 1 1 1 0 1 0 1;
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0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 1 1 1 0 0 0 0 1 0 0 1 0 0 1 1 1 1 0 0 1 1 1 1 1 0;
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0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 1 1 1 0 0 0 0 1 0 0 1 0 0 1 1 1 1 0 0 1 1 1 1 1;
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0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 1 1 1 0 1 1 0 1 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 1 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 1 1 0 1 1 0 0 1 0 0 1 0 0 0 0 0 1 0 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 1 1 0 0 1 0 1 0 0 1 0 1 1 1 0 1 0 0 1 0 0 1 1 0 0 0 0 0 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 1 0 0 1 1 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 1 0 0 0 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 1 0 0 0 1 0 0 0 1 1 1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 1 0 1 0 1 1 0 0 0 1 0 1 1 0 0 1 0 1 1 1 1 0 1 0 0 0 1 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 1 0 0 1 1 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 1 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 1 1 0 1 1 0 0 1 1 1 0 0 0 1 1 0 1 0 0 1 1 0 1 1 0 1 1 1 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 1 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 1 0 0 0 1 1 1 0 0 1 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 1 0 1 0 1 1 0 0 0 1 0 1 1 0 0 1 0 1 1 1 1 0 1 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 0 0 0 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 0 0 1 1 0 1 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 0 0 0 0 0 1 0 0 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 1 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 1 0 0 0 1 1 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 1 1 1 0 1 0 1 1 1 0 1 0 1 0 1 0 0 1 1 0 0 0 0 0 1 0 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 0 0 0 0 0 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 0 0 0 0 0 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 1 1 1 0 0 0 1 1 1 1 0 0 0 1 0 0 0 1 0 0 0 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 1 0 1 1 1 0 0 1 1 1 1 1 1 0 0 0 0 1 0 1 0 1 0 0 1 0 1 0 0 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 0 1 0 0 0 1 1 1 0 1 0 1 0 0 1 1 0 1 0 0 0 1 1 0 1 1 0 0 1 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 1 1 1 1 0 0 0 1 1 0 0 0 1 0 1 0 1 1 0 1 0 0 0 1 0 1 1 1 1 0 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 1 1 0 1 1 0 0 0 1 0 0 1 1 0 1 1 0 1 1 0 1 0 0 0 0 1 1 1 0 1 1 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 0 0;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1 1 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 1 1 0 1 1 1 0 0 0 1 0 0 1 1;
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 1 1 0 1 1 0 0 0 1 0 0 1 1 0 1 1 0 1 1 0 1 0 0 0 0 1 1 1])
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num_thrds = Threads.nthreads()
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println("Benchmarking with $num_thrds threads.")
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if use_new
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function_description = "_minimum_distance_BZ(codeN70K35,:Brouwer;false)"
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terse_description ? println(function_description) : println(benchmark_description(function_description))
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return @benchmark CodingTheory._minimum_distance_BZ(codeN70K35, info_set_alg = :Brouwer; verbose = false) setup = (codeN70K35=LinearCode($mat, false, false))
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else
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function_description = "_minimum_distance_enumeration_with_matrix_multiply(codeN70K35,:Brouwer;false)"
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terse_description ? println(function_description) : println(benchmark_description(function_description))
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return @benchmark CodingTheory._minimum_distance_enumeration_with_matrix_multiply(codeN70K35, info_set_alg = :Brouwer; verbose = false) setup = (codeN70K35=LinearCode($mat, false, false))
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end
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end
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use_new=false
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t = white_n70_k35(use_new, true)
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t

‎src/Classical/linear_code.jl‎

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@@ -344,7 +344,7 @@ minimum_distance_upper_bound(C::AbstractLinearCode) = C.u_bound
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Return `true` if code is maximum distance separable (MDS).
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"""
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function is_MDS(C::AbstractLinearCode)
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ismissing(C.d) && minimum_distance(C)
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ismissing(C.d) && minimum_distance_Gray(C)
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return C.d == Singleton_bound(C.n, C.k)
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end
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Return the syndrome of `v` with respect to `C`.
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"""
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function syndrome(C::AbstractLinearCode, v::Union{CTMatrixTypes, Vector{Int}})
675-
w = isa(v, Vector{Int}) ? matrix(C.F, length(v), 1, v) : v
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function syndrome(C::AbstractLinearCode, v::Union{CTMatrixTypes, Vector{Int}, Vector{fpFieldElem}, Vector{FpFieldElem}})
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w = isa(v, Union{Vector{Int}, Vector{fpFieldElem}, Vector{FpFieldElem}}) ? matrix(C.F, length(v), 1, v) : v
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H = parity_check_matrix(C)
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nc = ncols(H)
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(size(w) != (nc, 1) && size(w) != (1, nc)) &&
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Return whether or not `v` is a codeword of `C`.
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"""
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in(v::Union{CTMatrixTypes, Vector{Int}}, C::AbstractLinearCode) = iszero(syndrome(C, v))
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in(v::Union{CTMatrixTypes, Vector{Int}, Vector{fpFieldElem}, Vector{FpFieldElem}}, C::AbstractLinearCode) = iszero(syndrome(C, v))
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"""
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⊆(C1::AbstractLinearCode, C2::AbstractLinearCode)

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