LAPACK
3.8.0
LAPACK: Linear Algebra PACKage

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Functions/Subroutines  
subroutine  zgbtf2 (M, N, KL, KU, AB, LDAB, IPIV, INFO) 
ZGBTF2 computes the LU factorization of a general band matrix using the unblocked version of the algorithm. More...  