SPMV performs the matrix-vector operation y := alphaAx + beta*y, where alpha and beta are scalars, x and y are n element vectors and A is an n by n symmetric matrix, supplied in packed form.
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(len=1), | intent(in) | :: | uplo | |||
integer(kind=ilp), | intent(in) | :: | n | |||
real(kind=dp), | intent(in) | :: | alpha | |||
real(kind=dp), | intent(in) | :: | ap(*) | |||
real(kind=dp), | intent(in) | :: | x(*) | |||
integer(kind=ilp), | intent(in) | :: | incx | |||
real(kind=dp), | intent(in) | :: | beta | |||
real(kind=dp), | intent(inout) | :: | y(*) | |||
integer(kind=ilp), | intent(in) | :: | incy |
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(len=1), | intent(in) | :: | uplo | |||
integer(kind=ilp), | intent(in) | :: | n | |||
real(kind=sp), | intent(in) | :: | alpha | |||
real(kind=sp), | intent(in) | :: | ap(*) | |||
real(kind=sp), | intent(in) | :: | x(*) | |||
integer(kind=ilp), | intent(in) | :: | incx | |||
real(kind=sp), | intent(in) | :: | beta | |||
real(kind=sp), | intent(inout) | :: | y(*) | |||
integer(kind=ilp), | intent(in) | :: | incy |
DSPMV performs the matrix-vector operation y := alphaAx + beta*y, where alpha and beta are scalars, x and y are n element vectors and A is an n by n symmetric matrix, supplied in packed form.
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(len=1), | intent(in) | :: | uplo | |||
integer(kind=ilp), | intent(in) | :: | n | |||
real(kind=dp), | intent(in) | :: | alpha | |||
real(kind=dp), | intent(in) | :: | ap(*) | |||
real(kind=dp), | intent(in) | :: | x(*) | |||
integer(kind=ilp), | intent(in) | :: | incx | |||
real(kind=dp), | intent(in) | :: | beta | |||
real(kind=dp), | intent(inout) | :: | y(*) | |||
integer(kind=ilp), | intent(in) | :: | incy |
SSPMV performs the matrix-vector operation y := alphaAx + beta*y, where alpha and beta are scalars, x and y are n element vectors and A is an n by n symmetric matrix, supplied in packed form.
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(len=1), | intent(in) | :: | uplo | |||
integer(kind=ilp), | intent(in) | :: | n | |||
real(kind=sp), | intent(in) | :: | alpha | |||
real(kind=sp), | intent(in) | :: | ap(*) | |||
real(kind=sp), | intent(in) | :: | x(*) | |||
integer(kind=ilp), | intent(in) | :: | incx | |||
real(kind=sp), | intent(in) | :: | beta | |||
real(kind=sp), | intent(inout) | :: | y(*) | |||
integer(kind=ilp), | intent(in) | :: | incy |