From: "Johan Söderlind Åström" <johaa1993@gmail.com>
Subject: Re: how to copy complete column (or row) of matrix to another?
Date: Tue, 12 Sep 2017 14:22:27 -0700 (PDT)
Date: 2017-09-12T14:22:27-07:00 [thread overview]
Message-ID: <8e03d3b0-e87d-4ec5-a56d-0c44b610b8b6@googlegroups.com> (raw)
In-Reply-To: <oolo0a$1djr$1@gioia.aioe.org>
Instead of slicing:
A : Real_Matrix (1 .. 3, 1 .. 3) :=
((1.0, 2.0, 3.0),
(4.0, 5.0, 6.0),
(7.0, 8.0, 9.0));
C : Real_Vector (1 .. 3) := (0.0, 0.0, 1.0);
B1 : Real_Vector (1 .. 3) := A * C; -- Extract column 3.
B2 : Real_Vector (1 .. 3) := Transpose (A) * C; -- Extract row 3.
next prev parent reply other threads:[~2017-09-12 21:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-05 8:41 how to copy complete column (or row) of matrix to another? Nasser M. Abbasi
2017-09-05 22:45 ` Randy Brukardt
2017-09-05 23:10 ` Nasser M. Abbasi
2017-09-06 5:34 ` faryumg
2018-03-21 13:58 ` Marius Amado-Alves
2018-03-30 21:25 ` gerdien.de.kruyf
2017-09-06 7:17 ` Simon Wright
2017-09-06 7:31 ` Dmitry A. Kazakov
2017-09-09 22:33 ` darek
2017-09-09 22:48 ` darek
2017-09-12 12:57 ` Lucretia
2017-10-02 23:08 ` Randy Brukardt
2017-09-12 21:22 ` Johan Söderlind Åström [this message]
2017-09-17 12:01 ` Robert Eachus
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