- From: David Carlisle <davidc@nag.co.uk>
- Date: Fri, 21 Jan 2011 17:13:54 +0000
- To: "J.Fine" <j.fine@open.ac.uk>
- Cc: 'Robert Miner' <robertm@dessci.com>, Daniel Marquès Solé <dani@wiris.com>, "www-math@w3.org" <www-math@w3.org>
On 21/01/2011 16:47, J.Fine wrote: > (Unicode 3.2 lacks a dot-less j and a non-superscript prime)". ah but we got a dotless j into unicode (4.1) two of them in fact: 0237;LATIN SMALL LETTER DOTLESS J;Ll;0;L;;;;;N;;;;; 1D6A5;MATHEMATICAL ITALIC SMALL DOTLESS J;Ll;0;L;<font> 0237;;;;N;;;;; It's not clear if a new prime symbol would really help much because (as with having a separate minus sign separate from - users will use the ascii one anyway so rendering systems need to cope with the existing prime as well as any new one. <mo>-</mo> should render like <mo>−</mo> a minus sign but <mtext>foo-bar</mtext> should render as a hyphen. if renderers can do this they can (probably) make the similar adjustment to detect when U+2032 is used in a script position and do the right thing. Note an important consideration to getting dotless j in was being able to show published works that used both unaccented dotless j and normal j within the same document. It is probably hard to find any uses of a non superscripted prime. David ________________________________________________________________________ The Numerical Algorithms Group Ltd is a company registered in England and Wales with company number 1249803. The registered office is: Wilkinson House, Jordan Hill Road, Oxford OX2 8DR, United Kingdom. This e-mail has been scanned for all viruses by Star. The service is powered by MessageLabs. ________________________________________________________________________
Received on Friday, 21 January 2011 17:14:23 UTC