kalmar/PropertyT.jl
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make the laplacian generation code more generic

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kalmar 2017-02-11 13:34:28 +01:00
parent 7f707e60a0
commit f9f96acb9a
1 changed files with 5 additions and 8 deletions
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property(T).jl
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@ -37,24 +37,21 @@ function constraints_from_pm(pm, total_length=maximum(pm))
end
return constraints
end
function Laplacian_sparse(S::Array{Array{Float64,2},1},
basis::Array{Array{Float64,2},1})
function splaplacian_coeff(S, basis, n=length(basis))
squares = unique(vcat([basis[1]], S, products(S,S)))
result = spzeros(length(basis))
result = spzeros(n)
result[1] = length(S)
for s in S
ind = find(basis, s)
ind = findfirst(basis, s)
result[ind] += -1
end
return result
end
function Laplacian(S::Array{Array{Float64,2},1},
basis:: Array{Array{Float64,2},1})
return full(Laplacian_sparse(S,basis))
function laplacian_coeff(S, basis)
return full(splaplacian_coeff(S,basis))
end