L2/19-016 2019-01-07 Revised proposal to encode Old Uyghur in Unicode Anshuman Pandey
[email protected] January 7, 2019 Document History This proposal is a revision of the following: • L2/18-126: “Preliminary proposal to encode Old Uyghur in Unicode” • L2/18-333: “Proposal to encode Old Uyghur in Unicode” It incorporates comments made by the UTC Script Ad Hoc Committee and other experts in: • L2/18-168: “Recommendations to UTC #155 April-May 2018 on Script Proposals” • L2/18-335: “Comments on the preliminary proposal to encode Old Uyghur in Unicode (L2/18-126)” The major changes to L2/18-333 are as follows: • Correction to glyphs for initial and medial beth, previously shown erroneously using forms for yodh • Revision of glyphs for aleph and nun to reflect distinctive forms from the 9th century • Revision of representative glyph for zayin for stylistic uniformity • Unification of gimel and heth into a single letter, and addition of a letter for final heth • Addition of an alternate form letter for both aleph and nun • Expansion of description of the orientation of terminals for specific letters A previous version of this proposal was reviewed by the following expert: • Dai Matsui (Graduate School of Letters, Osaka University) 1 Revised proposal to encode Old Uyghur in Unicode Anshuman Pandey 1 Introduction The ‘Old Uyghur’ script was used between the 8th and 17th centuries primarily in the Tarim Basin of Central Asia, located in present-day Xinjiang, China. It is a cursive-joining alphabet with features of an abjad, and is characterized by its vertical orientation.