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Talk:Interleave sequence

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This is an old revision of this page, as edited by Charles Matthews (talk | contribs) at 20:38, 11 October 2005 (query). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
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Isn't there a difficulty with the second case? Where a decimal ends with recurring 9's, or 0's (i.e. certain rationals with non-unique decimal expansion), it is less than obvious that the interleaving with something else is well-defined? Charles Matthews 20:38, 11 October 2005 (UTC)[reply]