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[Axiom-developer] [#187 trouble with tuples] [#187 trouble with tuples]

From: William Sit
Subject: [Axiom-developer] [#187 trouble with tuples] [#187 trouble with tuples] Tuple and ITUPLE
Date: Sat, 02 Jul 2005 11:58:32 -0500


Bill Page wrote:
> William Sit wrote:
> > Tuple S is actually the infinite union of DirectProduct?(n,S) over all n.
> What you describe sounds more like InfiniteTuple - another interesting
> but undocumented domain.

No. InfiniteTuple is more like stream. It is conceptually infinite in length. A
construct analogous to Tuple S is Matrix(R), which can have arbitary but finite
dimensions. Matrix(R) is conceptually the union of Matrix(m,n,R) over all m and
n. An object in Tuple S has arbitrary but finite length. 


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