unwanted space after a command

Hartmut Henkel hartmut_henkel at gmx.de
Mon Oct 25 16:43:38 CEST 2021

Hi Gary,

On Mon, 25 Oct 2021, Gray, Gary L. wrote:
> I have defined several commands that look like:
> \providecommand{\fn}[1]{\textcolor{DarkOrange3}{\texttt{\detokenize{#1}}}}
> to use when entering computer code in documents for the classes I
> teach. I like the command because it allows me to put underscores or
> anything else I need in it. The command works nicely if I do something
> like:
> \fn{legendreP(n,x)}
> but if I have a backslash in the command, an extra space is added
> after the command. For example, with
> \fn{w = A\b}.
> there is a space between the "b" and the period. How can I define a
> command like this that doesn't add that extra space?

e. g.,

\fn{w = A\b}.

...but not checked what's the cause of the space, in \detokenize.

Best Regards, Hartmut

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