- zlalsd
-
use the singular value decomposition of A to solve the least squares problem of finding X to minimize the Euclidean norm of each column of A*X-B, where A is N-by-N upper bidiagonal, and X and B are N-by-NRHS
- zlangb
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of an n by n band matrix A, with kl sub-diagonals and ku super-diagonals
- zlange
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex matrix A
- zlangt
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex tridiagonal matrix A
- zlanhb
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of an n by n hermitian band matrix A, with k super-diagonals
- zlanhe
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex hermitian matrix A
- zlanhp
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex hermitian matrix A, supplied in packed form
- zlanhs
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a Hessenberg matrix A
- zlanht
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex Hermitian tridiagonal matrix A
- zlansb
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of an n by n symmetric band matrix A, with k super-diagonals
- zlansp
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex symmetric matrix A, supplied in packed form
- zlansy
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a complex symmetric matrix A
- zlantb
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of an n by n triangular band matrix A, with ( k + 1 ) diagonals
- zlantp
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a triangular matrix A, supplied in packed form
- zlantr
-
return the value of the one norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a trapezoidal or triangular matrix A
- zlapll
-
two column vectors X and Y, let A = ( X Y )
- zlapmt
-
rearrange the columns of the M by N matrix X as specified by the permutation K(1),K(2),...,K(N) of the integers 1,...,N
- zlaqgb
-
equilibrate a general M by N band matrix A with KL subdiagonals and KU superdiagonals using the row and scaling factors in the vectors R and C
- zlaqge
-
equilibrate a general M by N matrix A using the row and scaling factors in the vectors R and C
- zlaqhb
-
equilibrate a symmetric band matrix A using the scaling factors in the vector S
- zlaqhe
-
equilibrate a Hermitian matrix A using the scaling factors in the vector S
- zlaqhp
-
equilibrate a Hermitian matrix A using the scaling factors in the vector S
- zlaqp2
-
compute a QR factorization with column pivoting of the block A(OFFSET+1:M,1:N)
- zlaqps
-
compute a step of QR factorization with column pivoting of a complex M-by-N matrix A by using Blas-3
- zlaqsb
-
equilibrate a symmetric band matrix A using the scaling factors in the vector S
- zlaqsp
-
equilibrate a symmetric matrix A using the scaling factors in the vector S
- zlaqsy
-
equilibrate a symmetric matrix A using the scaling factors in the vector S
- zlar1v
-
compute the (scaled) r-th column of the inverse of the sumbmatrix in rows B1 through BN of the tridiagonal matrix L D L^T - sigma I
- zlar2v
-
applie a vector of complex plane rotations with real cosines from both sides to a sequence of 2-by-2 complex Hermitian matrices,
- zlarcm
-
perform a very simple matrix-matrix multiplication
- zlarf
-
applie a complex elementary reflector H to a complex M-by-N matrix C, from either the left or the right
- zlarfb
-
applie a complex block reflector H or its transpose H' to a complex M-by-N matrix C, from either the left or the right
- zlarfg
-
generate a complex elementary reflector H of order n, such that H' * ( alpha ) = ( beta ), H' * H = I
- zlarft
-
form the triangular factor T of a complex block reflector H of order n, which is defined as a product of k elementary reflectors
- zlarfx
-
applie a complex elementary reflector H to a complex m by n matrix C, from either the left or the right
- zlargv
-
generate a vector of complex plane rotations with real cosines, determined by elements of the complex vectors x and y
- zlarnv
-
return a vector of n random complex numbers from a uniform or normal distribution
- zlarrv
-
compute the eigenvectors of the tridiagonal matrix T = L D L^T given L, D and the eigenvalues of L D L^T
- zlartg
-
generate a plane rotation so that [ CS SN ] [ F ] [ R ] [ __ ]
- zlartv
-
applie a vector of complex plane rotations with real cosines to elements of the complex vectors x and y
- zlarz
-
applie a complex elementary reflector H to a complex M-by-N matrix C, from either the left or the right
- zlarzb
-
applie a complex block reflector H or its transpose H**H to a complex distributed M-by-N C from the left or the right
- zlarzt
-
form the triangular factor T of a complex block reflector H of order > n, which is defined as a product of k elementary reflectors
- zlascl
-
multiplie the M by N complex matrix A by the real scalar CTO/CFROM
- zlaset
-
initialize a 2-D array A to BETA on the diagonal and ALPHA on the offdiagonals
- zlasr
-
perform the transformation A := P*A, when SIDE = 'L' or 'l' ( Left-hand side ) A := A*P', when SIDE = 'R' or 'r' ( Right-hand side ) where A is an m by n complex matrix and P is an orthogonal matrix,
- zlassq
-
return the values scl and ssq such that ( scl**2 )*ssq = x( 1 )**2 +...+ x( n )**2 + ( scale**2 )*sumsq,
- zlaswp
-
perform a series of row interchanges on the matrix A
- zlasyf
-
compute a partial factorization of a complex symmetric matrix A using the Bunch-Kaufman diagonal pivoting method
- zlatbs
-
solve one of the triangular systems A * x = s*b, A**T * x = s*b, or A**H * x = s*b,