From: suzmccarth
Message: 6529
Date: 2006-07-01
>1616
> I'm trying to understand the precise geometrical transformations in
> Canadian Syllabics, and I've hit a puzzle. Carrier 'syllables'
> representing a vowel sign are illustrated at
> http://www.unicode.org/charts/PDF/U1400.pdf codepoints 1401, 1402,
> 1405, 1408 to 140A, 142F, 1431, 1433, 1436 to 1438, 15C4 to 1614,
> to 1619, and 161B to 166C and atthat
> http://www.ydli.org/dldocs/syllipa.pdf (by Poser). Like the best
> known class of syllables in Cree, all syllabics in Carrier are
> basically related by rotation. This works fine for the symbols
> are symmetric about the pointing direction (left for /a/, right forsymbols
> /@/ - and thus /e/ and /i/, up for /o/ and down for /u/). For
> with asymmetry at the rear, namely those for vowel plus consonants(/j/
> /n/, /m/, /j/ (/y/ in American, CARRIER YU etc. in Unicode), /tS/
> in American, CARRIER JU etc. in Unicode) and /tS`/ (CARRIER JJUetc.
> in Unicode), those pointing horizontally and vertically arereflected
> about the axis of symmetry relative to one another. This initself is
> not a problem.Unicode
>
> However, the symbols with an asymmetry to one side are a puzzle.
> These are the ones for consonants /l/, /tlh/ (American /tl/,
> CARRIER TLHU etc.), /tl/ (American /dl/, Unicode CARRIER DLU etc.)and
> /tl`/ (American /tl'/, Unicode CARRIER TLU etc.). The Unicodechart
> shows the left- and right-pointing syllables as having theprojection
> jutting out upwards, as does the Aboriginal Sans ('absans') fonthttp://www.languagegeek.com/font/fontdownload.html ).
> (available from
> However, Poser's font shows /tlhe/ and /thli/ (but not /tlh@/!) asthe
> having the projection pointing down. Things become even more
> confusing for the /u/ and /o/ vowels:
>
> Jutting left:
> Unicode: /lu/, /tlho/, /tlu/, /tl`o/
> Absans: /lu/
> Poser: /lu/
>
> Jutting right:
> Unicode: /lo/, /thlu/, /tlo/, /tl`u/
> Absans: /lo/, /thlu/, /thlo/, /tlu/, /tlo/, /tl`u/, /tl`o/
> Poser: /lo/, /thlu/, /thlo/, /tlu/, /tlo/, /tl`u/, /tl`o/
>
> As you can see, the Aboriginal Sans script agrees with Poser, for
> /u/ and /o/ vowels. For /tlhe/ and /thlhi/, it has the projectionthe
> pointing upwards.
>
> What's happening here? Have the Unicode charts got it wrong? Is
> choice of position free?
>