Module solvers 

high-level sparse matrix solvers

Structs

Llt

sparse $LL^\top$ factorization

Lu

sparse $QR$ factorization

Qr

sparse $QR$ factorization

SymbolicLlt

reference-counted sparse symbolic $LL^\top$ factorization

SymbolicLu

reference-counted sparse symbolic $LU$ factorization

SymbolicQr

reference-counted sparse symbolic $QR$ factorization