# [OS X TeX] A little help needed (math formula problem)

Joe Java joe.java at eyeasme.com
Thu Dec 17 14:40:56 EST 2009

Thanks, this solves the problem of the errors.

> Hi,
> looks like multirow doesn't work too well with array environments. But I got it to work by replacing the multirow part of your array with this:
>
>        \multirow{2}{*}[1.4ex]
>        {
>          \text{$\displaystyle > \left( > \begin{array}{c} > b_1 \\ > b_2 \\ [0.3ex] > b_3 \\ > b_4 \\ > \end{array} > \right) >$}
> All I did was switch to text mode in the array, and this was enough to fool multicol into behaving properly. Within that, I switched back to math for the vector column.
>
> Cheers,
> Jens
>