# [Tugindia] Re: Aligning equations

Sreejith Pulloor sreejithpk at gmail.com
Wed Nov 30 09:58:40 CET 2005

thanks sanjay and krishnan. both way it worked.
I will also read the amsmath docu.
thanks again,
Sreejith

On 11/30/05, E. Krishnan <ekmath at asianetindia.com> wrote:
> On Mon, 28 Nov 2005, Sreejith Pulloor wrote:
>
> > TUG,
> >
> > I would like to align 4 equations nicely. the problem is first
> > equation is very long and run over 2 lines and other equations are
> > short.
> > So i used the split option to split the first equation and but am
> > unable to align them properly.
> >
> >
> > \begin{equation*}
> > \begin{split}
> > A(u,v) & = \sum\limits_E\int_\Omega (\nabla u) \cdot (\nabla v) -
> > \sum\limits_{\Gamma_{\text{int}}} \int_\Gamma \langle \nabla u \rangle
> > n \cdot [v] + \epsilon \sum \int_\Gamma \langle \nabla v \rangle n
> > \cdot [u]\\
> >   & - \sum \int_{{\Gamma}_{D}} \nabla u~n \cdot v + \epsilon \sum
> > \int_{\Gamma_{D}} \nabla v~n \cdot u\\
> > \end{split}
> > \end{equation*}
> > \begin{align*}
> > B(u,q) & = - \sum \int_\Omega q \nabla \cdot u + \sum \int_\Gamma
> > \langle q \rangle [u] \cdot n\\
> > B(v,p) & = - \sum \int_\Omega p \nabla \cdot v + \sum \int_\Omega
> > \langle p \rangle [v] \cdot n\\
> > J(u,v) & = \sum \frac{\sigma_e}{|{e}|}\int_\Gamma [u] \cdot [v]
> > \end{align*}
> >
> >
> > what I would like to have the equations to align something like below:
> >
> > A(u,v)     = ........................
> >                 .........................
> >                 .........................
> > B(u,q)     = .........................
> > B(v,p)     = .........................
> > J(u,v)     = .........................
>
>
>
>  \begin{equation*}
>   \begin{split}
>     A(u,v)
>      & = \sum\limits_E\int_\Omega(\nabla u)\cdot(\nabla v)
>          -\sum\limits_{\Gamma_{\text{int}}}\int_\Gamma
>          \langle\nabla u\rangle n\cdot [v]
> 	 +\epsilon\sum\int_\Gamma\langle\nabla v\rangle n\cdot [u]\\
>        +\epsilon\sum\int_{\Gamma_{D}}\nabla v~n\cdot u\\
>     B(u,q)
>      & = -\sum\int_\Omega q\nabla \cdot u
> 	 +\sum\int_\Gamma\langle q\rangle [u]\cdot n\\
>     B(v,p)
>      & = - \sum\int_\Omega p\nabla\cdot v
> 	 + \sum\int_\Omega\langle p\rangle[v]\cdot n\\
>     J(u,v)
>      & = \sum\frac{\sigma_e}{|{e}|}\int_\Gamma [u] \cdot [v]
>   \end{split}
> \end{equation*}
>
>
> amsldoc.dvi) with standard TeX distributions, which contains many such
> examples.
>
>
> --
> Krishnan
>
> _______________________________________________
> Home:        http://www.tug.org.in/
> TeX FAQ:     http://www.tex.ac.uk/faq
> unsubscribe: http://tug.org/mailman/listinfo/tugindia
>