--- rpl/lapack/lapack/zpotrf2.f 2016/08/27 15:35:04 1.2 +++ rpl/lapack/lapack/zpotrf2.f 2020/05/21 21:46:10 1.6 @@ -2,14 +2,14 @@ * * =========== DOCUMENTATION =========== * -* Online html documentation available at -* http://www.netlib.org/lapack/explore-html/ +* Online html documentation available at +* http://www.netlib.org/lapack/explore-html/ * * Definition: * =========== * * RECURSIVE SUBROUTINE ZPOTRF2( UPLO, N, A, LDA, INFO ) -* +* * .. Scalar Arguments .. * CHARACTER UPLO * INTEGER INFO, LDA, N @@ -17,14 +17,14 @@ * .. Array Arguments .. * COMPLEX*16 A( LDA, * ) * .. -* +* * *> \par Purpose: * ============= *> *> \verbatim *> -*> ZPOTRF2 computes the Cholesky factorization of a real symmetric +*> ZPOTRF2 computes the Cholesky factorization of a Hermitian *> positive definite matrix A using the recursive algorithm. *> *> The factorization has the form @@ -41,7 +41,7 @@ *> *> The subroutine calls itself to factor A11. Update and scale A21 *> or A12, update A22 then call itself to factor A22. -*> +*> *> \endverbatim * * Arguments: @@ -63,7 +63,7 @@ *> \param[in,out] A *> \verbatim *> A is COMPLEX*16 array, dimension (LDA,N) -*> On entry, the symmetric matrix A. If UPLO = 'U', the leading +*> On entry, the Hermitian matrix A. If UPLO = 'U', the leading *> N-by-N upper triangular part of A contains the upper *> triangular part of the matrix A, and the strictly lower *> triangular part of A is not referenced. If UPLO = 'L', the @@ -94,22 +94,22 @@ * Authors: * ======== * -*> \author Univ. of Tennessee -*> \author Univ. of California Berkeley -*> \author Univ. of Colorado Denver -*> \author NAG Ltd. +*> \author Univ. of Tennessee +*> \author Univ. of California Berkeley +*> \author Univ. of Colorado Denver +*> \author NAG Ltd. * -*> \date November 2015 +*> \date December 2016 * *> \ingroup complex16POcomputational * * ===================================================================== RECURSIVE SUBROUTINE ZPOTRF2( UPLO, N, A, LDA, INFO ) * -* -- LAPACK computational routine (version 3.6.0) -- +* -- LAPACK computational routine (version 3.7.0) -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- -* November 2015 +* December 2016 * * .. Scalar Arguments .. CHARACTER UPLO @@ -128,7 +128,7 @@ PARAMETER ( CONE = (1.0D+0, 0.0D+0) ) * .. * .. Local Scalars .. - LOGICAL UPPER + LOGICAL UPPER INTEGER N1, N2, IINFO DOUBLE PRECISION AJJ * .. @@ -193,7 +193,7 @@ IF ( IINFO.NE.0 ) THEN INFO = IINFO RETURN - END IF + END IF * * Compute the Cholesky factorization A = U**H*U * @@ -205,7 +205,7 @@ $ A( 1, 1 ), LDA, A( 1, N1+1 ), LDA ) * * Update and factor A22 -* +* CALL ZHERK( UPLO, 'C', N2, N1, -ONE, A( 1, N1+1 ), LDA, $ ONE, A( N1+1, N1+1 ), LDA ) CALL ZPOTRF2( UPLO, N2, A( N1+1, N1+1 ), LDA, IINFO )