From: J.Fine <j.fine@open.ac.uk>

Date: Fri, 21 Jan 2011 10:39:46 +0000

To: 'Urs Holzer' <urs@andonyar.com>, "'www-math@w3.org'" <www-math@w3.org>

Message-ID: <A969C9F865F27B428A8E60E39D3CED154AC1D83ECD@KIELDERCMS1.open.ac.uk>

Date: Fri, 21 Jan 2011 10:39:46 +0000

To: 'Urs Holzer' <urs@andonyar.com>, "'www-math@w3.org'" <www-math@w3.org>

Message-ID: <A969C9F865F27B428A8E60E39D3CED154AC1D83ECD@KIELDERCMS1.open.ac.uk>

Thank you very much, Urs, for this reply, particularly the last paragraph. And thanks also to David and Daniel. I consider my question to be answered. However, I am very interested in any other examples where the 'wrong' markup is required to get the 'correct' output in major web browsers. Jonathan > -----Original Message----- > From: www-math-request@w3.org > [mailto:www-math-request@w3.org] On Behalf Of Urs Holzer > Sent: 21 January 2011 10:32 > To: 'www-math@w3.org' > Subject: Re: What is "f'(x)" as MathML? > > Hi > > > Forgive me for asking a question that might already have been > > answered, but what is the 'correct' translation of the TeX notation > > mathematics "f'(x)" into presentation MathML? > > Okay, just wanted to answer but David was faster. What he > wrote is equivalent to what I think is correct: > > <math> > <mrow> > <msup> > <mi>f</mi> > <mo>′</mo> > </msup> > <mo>⁡</mo> > <mrow> > <mo>(</mo> > <mi>x</mi> > <mo>)</mo> > </mrow> > </mrow> > </math> > > The invisible function application U+2032 and the prime > U+2061 are documented here: > http://www.unicode.org/charts/PDF/U2000.pdf > > Note that as far as I have seen it on this mailinglist (I am > not part of the working group) you should use msup to place > the accent, even if some MathML renderers make the prime too small. > > Greetings > Urs > > -- The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302).Received on Friday, 21 January 2011 10:41:19 GMT

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