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Thanks alot Johannes. A total lifesaver. This was my first real LaTeX project and although I read alot about this I couldnt fix it myself. Thats why I asked for help here. In any case thanks for your help

Hi,

I am writing a paper and have been stuck on a certain cased equation within it for a few hours. Here's what I'm trying to write.
hue-calc.gif
Disregard that "mod6" and all the "primes" and stuff. Here's what I've written.
\begin{equation}
H=
\begin{cases}
60^\circ\times\frac{G-B}{\Delta ...