[texhax] Latex Question

Uwe Lueck uwe.lueck at web.de
Wed Nov 3 18:16:50 CET 2010

[for list ...]
vthomas at math.binghamton.edu, 03.11.2010 09:28:46:
> For example within
> Proposition 2.1 which is in section 2, i have 3 equations which i tag by
> the above method. But i want to reference it. So i label them as
> \label{E:2.1.1} to \label{E:2.1.3}. So when i want to reference them i use
> \ref{E:2.1.1}
> If i insert another theorem before this proposition then this proposition
> would change to Propostion 2.2 and by your suggestion the equation numbers
> will also be changed to 2.2.2 to 2.2.3. But when i have to reference it my
> label is still in the E:2.1.1 and so and so forth till E:2.1.3. Is there a
> way this problem can be fixed. I know i could choose a label that is just
> in terms of some alphabets 

I do not understand this ...

> but doing it this way would help me to remember
> and organise it better.

What about: 

    ... \tag{\thetheorem.1}... \tag{\thetheorem.2}...
    ... referring to equation~\ref{T:that-nasty}.1... 
    ... referring to equation~\ref{T:that-nasty}.2... 



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