Re: [docbook] inline equations

Hello Bob,

Thanks very much for your reply. Your suggestion seems to be a good solution.

Perhaps this could be considered for DocBook 5.0 (If you're listening,
Mr. Walsh).

Kind Regards,
Aidan
 

On Sat, 11 Dec 2004 00:18:09 -0800, Bob Stayton <> wrote:
> As you discovered, inlineequation doesn't permit plain text.  Perhaps it
> should, but it currently doesn't.
> 
> One solution is to use a phrase element with role="math", and then add a
> stylesheet customization to format it.  Here is the XML:
> 
> <phrase role="math">&Delta;x = Fm&Delta;t</phrase>
> 
> And here is the XSL:
> 
> <xsl:template match="phrase[@role = 'math']">
>   <xsl:call-template name="inline.italicseq"/>
> </xsl:template>
> 
> If you don't want italic, then you could just leave out the XSL
> customization. This only works for simple math that can be expressed as a
> text string.  You could include subscripts and superscripts if needed, but
> you won't be able to format complex math expressions.
> 
> Bob Stayton
> Sagehill Enterprises
> DocBook Consulting
> 
> 
> 
> 
> 
> ----- Original Message -----
> From: "Aidan Lister" <>
> To: <>
> Sent: Thursday, December 09, 2004 3:06 AM
> Subject: [docbook] inline equations
> 
> Hi List,
> 
> If I have an inline equation, for example:
> 
> "The movement of nodes is calculated with the general equation: Δx =
> FmΔt where Δx is the incremental displacement vector, F is the driving
> force vector, m is the mobility and Δt is the time increment."
> 
> I'm unclear as to the markup I should be using within the XML.
> 
> F, m and dt being variables should be wrapped in <varname>? The
> synopsis for this element points its application more toward
> programming. Is it still appropriate?
> 
> What about the equation? Δx = FmΔt. As it's not an image, I can't use
> <inlineequation> because there would be no graphic element. Is there a
> better way?
> 
> Thanks,
> Aidan
> 
>