[OS X TeX] Vertical Spacing in "bmatrix" environment

[Michael Hoppe]

Am 12.11.2008 um 03:18 schrieb Hendrik:
> \begin{bmatrix}
>   \frac{s+5}{s^2+5s+4} \\
>   \frac{-1}({s^2+5s+4}
> \end{bmatrix}

\def\tabkor{\vphantom{\Bigl(}}
\begin{bmatrix}
   \tabkor\frac{s+5}{s^2+5s+4} \\
   \tabkor\frac{-1}{s^2+5s+4}
\end{bmatrix}

woks fine here for years.  Notice that with my solution the brackets  
have the right size, whereas without \tabkor they are too small.

Michael