> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf > Of Tim Greenwood
> All of the spacing combining marks (general category Mc) except > musical symbols have a canonical combining class of 0. So, for example > > 0B95 (TAMIL LETTER KA) 0BC7 (TAMIL VOWEL SIGN EE - stands to the left > of the consonant) 0BBE (TAMIL VOWEL SIGN AA - on the right) is > canonically distinct from 0B95 0BBE 0BC7 - even though I presume that > they would generate an identical glyph. Why is this? The Canonical > Combining Class Values in UCD.html has entries and values for left > attached and right attached - but no characters have these values. The question that comes to my mind isn't why some Mc marks don't have non-zero classes Right Attached class, but rather why any Mc marks *do* have non-zero classes. There are 352 marks with a canonical combining class > 0. Only 8 of these, all musical symbols, are Mc. Peter Constable
