integrate with SLNs.jl
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SL.jl
117
SL.jl
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@ -1,72 +1,11 @@
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using ArgParse
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using Nemo
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import SCS.SCSSolver
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using PropertyT
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###############################################################################
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#
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# Generating set
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#
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###############################################################################
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function E(i::Int, j::Int, M::MatSpace, val=one(M.base_ring))
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@assert i≠j
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m = one(M)
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m[i,j] = val
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return m
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end
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function SLsize(n,p)
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result = BigInt(1)
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for k in 0:n-1
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result *= p^n - p^k
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end
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return div(result, p-1)
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end
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function SL_generatingset(n::Int, X::Bool=false)
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indexing = [(i,j) for i in 1:n for j in 1:n if i≠j]
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G = MatrixSpace(ZZ, n, n)
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if X
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S = [E(i,j,G,v) for (i,j) in indexing for v in [1, 100]]
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else
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S = [E(i,j,G,v) for (i,j) in indexing for v in [1]]
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end
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S = vcat(S, [inv(x) for x in S])
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return G, unique(S)
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end
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function SL_generatingset(n::Int, p::Int, X::Bool=false)
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p == 0 && return SL_generatingset(n, X)
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(p > 1 && n > 1) || throw("Both n and p should be positive integers!")
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info("Size(SL($n,$p)) = $(SLsize(n,p))")
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F = ResidueRing(ZZ, p)
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G = MatrixSpace(F, n, n)
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indexing = [(i,j) for i in 1:n for j in 1:n if i≠j]
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S = [E(i, j, G) for (i,j) in indexing]
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S = vcat(S, [inv(x) for x in S])
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return G, unique(S)
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end
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###############################################################################
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#
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# Parsing command line
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#
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###############################################################################
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function cpuinfo_physicalcores()
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maxcore = -1
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for line in eachline("/proc/cpuinfo")
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if startswith(line, "core id")
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maxcore = max(maxcore, parse(Int, split(line, ':')[2]))
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end
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end
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maxcore < 0 && error("failure to read core ids from /proc/cpuinfo")
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return maxcore + 1
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end
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function parse_commandline()
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settings = ArgParseSettings()
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@ -99,53 +38,61 @@ function parse_commandline()
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help = "Radius of ball B_r(e,S) to find solution over"
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arg_type = Int
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default = 2
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"-X"
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help = "Consider EL(N, ZZ⟨X⟩)"
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action = :store_true
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"--warmstart"
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help = "Use warmstart.jl as the initial guess for SCS"
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action = :store_true
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end
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return parse_args(settings)
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end
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function main()
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const PARSEDARGS = parse_commandline()
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parsed_args = parse_commandline()
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if parsed_args["cpus"] ≠ nothing
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if parsed_args["cpus"] > cpuinfo_physicalcores()
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warn("Number of specified cores exceeds the physical core cound. Performance will suffer.")
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end
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BLAS.set_num_threads(parsed_args["cpus"])
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end
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include("CPUselect.jl")
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N = parsed_args["N"]
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p = parsed_args["p"]
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# set_parallel_mthread(PARSEDARGS, workers=true)
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if p == 0
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dirname = "SL$(N)Z"
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else
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dirname = "SL$(N)_$p"
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end
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using SCS.SCSSolver
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using Nemo
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using PropertyT
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using Groups
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radius = parsed_args["radius"]
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include("SLNs.jl")
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function main(GROUP, parsed_args)
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radius = parsed_args["radius"]
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tol = parsed_args["tol"]
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iterations = parsed_args["iterations"]
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upper_bound = parsed_args["upper-bound"]
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warm = parsed_args["warmstart"]
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dirname = "$(dirname)_$(upper_bound)_r=$radius"
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name, N = GROUP.groupname(parsed_args)
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G, S = G, S = GROUP.generatingset(parsed_args)
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logger = PropertyT.setup_logging(dirname)
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name = "$(name)_r$radius"
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isdir(name) || mkdir(name)
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info(logger, "Group: $dirname")
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logger = PropertyT.setup_logging(joinpath(name, "$(upper_bound)"))
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info(logger, "Group: $name")
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info(logger, "Iterations: $iterations")
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info(logger, "Precision: $tol")
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info(logger, "Upper bound: $upper_bound")
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G, S = SL_generatingset(N, p)
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info(logger, "Threads: $(Threads.nthreads())")
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info(logger, "Workers: $(workers())")
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info(logger, G)
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info(logger, "Symmetric generating set of size $(length(S))")
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Id = one(G)
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solver = SCSSolver(eps=tol, max_iters=iterations, linearsolver=SCS.Direct)
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solver = SCSSolver(eps=tol, max_iters=iterations, linearsolver=SCS.Direct, alpha=1.9, acceleration_lookback=1)
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@time PropertyT.check_property_T(dirname, S, Id, solver, upper_bound, tol, radius)
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PropertyT.check_property_T(name, S, Id, solver, upper_bound, tol, radius)
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return 0
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end
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main()
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main(SLNs, PARSEDARGS)
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