idnabis-tables-04 problem #2: OldHangulJamo

[Patrik Fältström]

If no one objects, I will make these suggested changes.

    paf

On 6 dec 2008, at 01.23, Kenneth Whistler wrote:

> Patrik, et al.,
>
> Moving on to a second problem:
>
> Problem #2: OldHangulJamo
>
> The current section 2.9 "OldHangulJamo" is mislabeled
> and is erroneously described.
>
> It currently reads:
>
> =====================================================
>
> 2.9 OldHangulJamo (I)
>
> I: HangulSyllableType(cp) is in {L, V, T}
>
> This category consists of certain Hangul Jamo (Leading Jamo, Vowel
> Jamo and Trailing Jamo) that can create confusability at time of
> display.
>
> =====================================================
>
> First of all, that category definition is not for
> "certain" Hangul Jamo, it is for *all* Hangul Jamo.
>
> Second, elimination of these has nothing to do with
> "confusability at time of display". The issue about
> confusability at time of display cited by Korea
> had to do specifically with the confusability of
> the (modern) U+110B IEUNG and the (old) U+114C YESIEUNG
> (and the corresponding final jamos, U+11BC and U+11F0).
>
> While I personally don't think this jamo restriction is either
> desirable or necessary, some time ago I acquiesced to
> what seemed to be the WG consensus to include it.
> But if included, it should be correctly specified,
> i.e.:
>
> =====================================================
>
> 2.9 Jamo (I)
>
> I: Hangul_Syllable_Type(cp) is in {L, V, T}
>
> This category consists of all conjoining Hangul Jamo
> (Leading Jamo, Vowel Jamo, and Trailing Jamo).
>
> ======================================================
>
> If the group then feels that a justification needs to
> be included somehow to explain why 2.9 is defined as
> a category at all in idnabis-tables-04, then I suggest:
>
> "Elimination of conjoining Hangul Jamos from the set
> of PVALID characters results in restricting the set
> of Korean PVALID characters just to preformed, modern
> Hangul syllable characters. Old Hangul syllables,
> which must be spelled with sequences of conjoining Hangul
> Jamos, are not PVALID for IDNs."
>
> --Ken
>
>
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