Merge pull request #119 from ElOceanografo/patch-1

[Breaking] Make inverting a PDSparseMat throw an error

Author: andreasnoack

src/pdsparsemat.jl

@@ -51,7 +51,7 @@ end
 
 ### Algebra
 
-Base.inv(a::PDSparseMat{T}) where {T<:Real} = PDMat( a\eye(T,a.dim) )
+Base.inv(a::PDSparseMat{T}) where {T<:Real} = PDMat(inv(a.mat))
 LinearAlgebra.logdet(a::PDSparseMat) = logdet(a.chol)
 
 ### whiten and unwhiten