Paul A. Rubin <rubin <at> msu.edu> writes:
> I'm going to assume that you want the marked equations not to interrupt the
> equation numbering scheme. In other words, you want (2.3.3)DELTA consecutive
> between (2.3.2) and (2.3.4), rather than having both a (2.3.3) and a
> (2.3.3)DELTA.
>
> Create a math macro (Insert > Math > Macro), name it something like \mytag,
> and fill the TeX code slot with
>
> \stepcounter{equation}\tag{\theequation\Delta}
>
> and the LyX display slot with ?\Delta?. There's nothing sacred about what
> goes in the LyX slot; feel free to change it at will. More about that in a
> second.
>
> Then, in any equation you want to flag, just type \mytag in the equation
> body. LyX will display ?\Delta? (or whatever you substituted) in the
> equation, and will annotate the equation number correctly in the output. If
> you leave the LyX portion of the macro empty, LyX will expand the macro
> inside the equation. That still works, but it makes for some remarkably ugly
> equations in the LyX GUI.
>
> Paul
>
Thank you Paul!
I tried it and it works good. I see what you mean with the Lyx portion of
the macro - it is only for my reference.
But the DELTA is inside the round brackets. Is there a way to have it
outside the brackets?
Franci
