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Article #101

Re: how do you define a function?

#101
From: Lee Dickey
Date: Thu, 31 May 1984 13:49
19 lines
1178 bytes
I am just learning about  apl\11  too.
I have not figured out how to use the file editing to define
a function, but I have learned that I can use the QuadFX to define
the function that you described.  I defined a character matrix
	2 3 rho 'F X+/X'
and did a QuadFX on it.  The function worked as I expected.
I did find, however, that the    
	minus scan
does not give the expected results.  The expression
	- \ 1 2 3
gives
	1 1 2
which has a sign wrong in the middle element.

An analogous problem exists with "divide scan".

-- 
  Lee Dickey, University of Waterloo.  (ljdickey@watmath.UUCP)
 	... {allegra, decvax} !watmath!ljdickey
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site watmath.UUCP
Path: arc1-ca.pugleaf.net!utzoo!watmath!ljdickey
From: ljdickey@watmath.UUCP (Lee Dickey)
Newsgroups: net.lang.apl,net.unix
Subject: Re: how do you define a function?
Message-ID: <7910@watmath.UUCP>
Date: Thu, 31-May-84 09:49:16 EDT
Article-I.D.: watmath.7910
Posted: Thu May 31 09:49:16 1984
Date-Received: Sat, 2-Jun-84 08:29:20 EDT
References: <444@islenet.UUCP>
Organization: U of Waterloo, Ontario
Lines: 19