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add type argument to splaplacian

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kalmar 2017-06-06 11:51:15 +02:00
parent 4f14b0eff7
commit aa0f0f3034
1 changed files with 4 additions and 4 deletions
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8
src/sdps.jl
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@ -13,11 +13,11 @@ function constraints_from_pm(pm, total_length=maximum(pm))
return constraints
end
function splaplacian(RG::GroupRing, S, basis, n=length(basis))
result = RG(spzeros(n))
result[RG.group()] = float(length(S))
function splaplacian(RG::GroupRing, S, basis, n=length(basis), T::Type=Int)
result = RG(spzeros(T, n))
result[RG.group()] = T(length(S))
for s in S
result[s] += -1.0
result[s] -= one(T)
end
return result
end