I just discovered how to use flalign* to left justify my multi-line equation, but I would like it to start immediately after the a) lim... in my enumerate without going to the next line.
\begin{enumerate}
\item \begin{flalign*}
L&=\lim\limits_{n\to\infty}\frac{n}{n^2-1}&\\
&=\lim\limits_{n\to\infty}\frac{n}{n^2-1}\frac{(\frac{1}{n^2})}{(\frac{1}{n^2})}\\
&=\lim\limits_{n\to\infty}\frac{\frac{n}{n^2}}{\frac{n^2}{n^2}-\frac{1}{n^2}}\\
&=\lim\limits_{n\to\infty}\frac{\frac{1}{n}}{1-\frac{1}{n^2}}\\
&=\frac{0}{1-0}\\
&=0
\end{flalign*}
\item
It always goes to the next line. How do I move it up?
$<eqn>$, rather than\begin{flalign*}<eqn>\end{flalign*}. – Werner Jan 29 '14 at 17:29flalign*includes a second&- is that intentional? – Stephen Jan 29 '14 at 19:07\item $\begin{aligned}[t] L&=\lim\limits_{n\to\infty}\frac{n}{n^2-1}&\\ &=\lim\limits_{n\to\infty}\frac{n}{n^2-1}\frac{(\frac{1}{n^2})}{(\frac{1}{n^2})}\\ &=\lim\limits_{n\to\infty}\frac{\frac{n}{n^2}}{\frac{n^2}{n^2}-\frac{1}{n^2}}\\ &=\lim\limits_{n\to\infty}\frac{\frac{1}{n}}{1-\frac{1}{n^2}}\\ &=\frac{0}{1-0}\\ &=0 \end{aligned}$seems to work. – Peter Grill Jan 29 '14 at 19:16