F&O absence of T designator in duration values

Hi,

In F&O section 8.2.2.1, it says "The designator 'T' must be absent if
all of the time items are absent."  This should say "if and only if",
which is consistent with XML Schema Errata E2-24.

Thanks,
Priscilla

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Priscilla Walmsley             priscilla@walmsley.com
http://www.priscilla.walmsley.com
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