Re: Implied do-loop statement, for the next FORTRAN?

Article View: comp.lang.fortran

Article #6466

#6466

From: scott h lamson
Date: Tue, 06 Mar 1990 14:15

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In article <640@idacrd.UUCP> desj@idacrd.UUCP (David desJardins) writes:

>   From: desj@idacrd.UUCP (David desJardins)
>   From article <14259@lambda.UUCP>, by jlg@lambda.UUCP (Jim Giles):
>   > Why not just overload
>   > the multiply operator on MATRIX type variables and say:
>   > 
>   >          C = A*B
>   > 
>   > and declare A, B, and C as type MATRIX?

>      Because this is already meaningful and does pointwise
>   multiplication.

A * B is meaningful for ARRAYS as pointwise multiplication, but is not
defined for the new derived type MATRIX unless you define it
yourself or in a MODULE you are accessing.  Of course, you do have to
choose either pointwise multiplication or matrix multiplication.

--
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From: lamson@sierra.crd.ge.com (scott h lamson)
Newsgroups: comp.lang.fortran
Subject: Re: Implied do-loop statement, for the next FORTRAN?
Message-ID: <LAMSON.90Mar6091534@sierra.crd.ge.com>
Date: 6 Mar 90 14:15:34 GMT
References: <14259@lambda.UUCP> <640@idacrd.UUCP>
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In-reply-to: desj@idacrd.UUCP's message of 6 Mar 90 00:05:51 GMT

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