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Re: [Axiom-developer] Currying and iteration

From: Gabriel Dos Reis
Subject: Re: [Axiom-developer] Currying and iteration
Date: 28 Mar 2006 04:56:48 +0200

"Page, Bill" <address@hidden> writes:


| > You can use the map operation on Vector and List but you can
| > iterate( [ i for i in List] ).
| > Is iteration built in a lower level of than spad, if not what
| > should I do to make Vector iteratable or is it not desirable ?
| > 
| As discussed in section "5.4.8 for Loops" of the Axiom book, you
| may follow the keyword 'in' only by an integer segment, stream or
| a list, but try this:
|  V:=vector [1,2,3]
|  [i for i in entries V]
| The function 'entries' returns the elements of a vector as a
| List.

That should be seen as a "defect".  forin should be made to work with
sequence (whether built-in list for vectors).l

-- Gaby

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