D2a. Solution of systems of linear equations (general matrices, triangular matrices)

Functions
Function	WDgbsv (N As Long, Kl As Long, Ku As Long, Ab As Variant, B As Variant, Optional Nrhs As Long=1)
	Solution to system of linear equations AX = B for a general band matrix
Function	WDgesv (N As Long, A As Variant, B As Variant, Optional Nrhs As Long=1)
	Solution to system of linear equations AX = B for a general matrix
Function	WDgtsv (N As Long, Dl As Variant, D As Variant, Du As Variant, B As Variant, Optional Nrhs As Long=1)
	Solution to system of linear equations AX = B for a general tridiagonal matrix
Function	WDtrtrs (Uplo As String, N As Long, A As Variant, B As Variant, Optional Trans As String="N", Optional Nrhs As Long=1)
	Solution to system of linear equations AX = B or ATX = B for a triangular matrix

Detailed Description

This is the group of D2a. Solution of systems of linear equations (general matrices, triangular matrices).