[texhax] Cases for italic correction
P.Taylor at rhul.ac.uk
Fri Jul 20 15:00:24 CEST 2012
Michael Barr wrote:
> The following illustrated another use for italic correction:
> I am sorry, but you have really have to see the output to appreciate the
I don't think that is a very helpful remark when addressed to
someone who is blind, Michael. If there is something tangible that
can be seen, then that same something can be described in words,
as I tried to do when the "row of bricks" analogy arose.
> It illustrates a real defect in tex. The mit version of d
> leans well outside the "bounding box" in a way that almost other letter
> does (I think f might be another) and when you add a superscript, it
> crashes into that ascender. I wrote a book that had several hundred
> d^n, where n was either a number or a letter. These were face
> operators, for which the d was the only letter ever used. I used a
> macro called \dee that added a little extra space, but an italic
> correction would have worked fine. I didn't realize until I tested it
> just now that a pair of braces would also have worked.
I have processed your example using PdfLaTeX, and examined the output
at the greatest magnification of which Adobe Acrobat 7 Professional
is capable. I can detect not one iota of difference in the three
instances of d^3; what am I missing ?
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