[OS X TeX] Typesetting equation w/o fractions appearing in smaller fontsize

[Lee Witt]

Have you tried using \dfrac inside the numerators and denominators?  
This will force them to be display size fractions.
On Apr 17, 2009, at 8:06 AM, Michael Kubovy wrote:

> Dear Friends,
>
> This:
> \listfiles
> \documentclass[]{minimal}
> \usepackage{amsmath}
>
> \begin{document}
>
> \[
> \mathcal{B}_{s}(x) =
> \begin{cases}
> \frac{r \log_{2} \frac{r}{(r + 1)} } {\log_{2} \frac{1}{(r + 1)} } &  
> \text{if $x_{i}^{(2)} = y_{i}^{(2)}$;}\\
> \frac{\log_{2} \frac{1}{(r + 1)} } {r \log_{2} \frac{r}{(r + 1)} } &  
> \text{if $x_{i}^{(2)} \neq y_{i}^{(2)}$.}
> \end{cases}
> \]
>
> \end{document}
>
>
> appears as
> <eq.tiff>
> How do I make all font sizes the same?
>
> Here are the files used
>  minimal.cls    2001/05/25 Standard LaTeX minimal class
>  amsmath.sty    2000/07/18 v2.13 AMS math features
>  amstext.sty    2000/06/29 v2.01
>   amsgen.sty    1999/11/30 v2.0
>   amsbsy.sty    1999/11/29 v1.2d
>   amsopn.sty    1999/12/14 v2.01 operator names
>
>
>
> _____________________________
> Professor Michael Kubovy
> University of Virginia
> Department of Psychology
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>
>
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