LyXMulti-line Formula

Information and discussion about LyX, a WYSIWYM editor, available for Linux, Windows and Mac OS X systems.
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winterbegins
Posts: 1
Joined: Wed Aug 10, 2011 3:20 pm

Multi-line Formula

Post by winterbegins »

Hi, I am a novice of LyX. Now I am preparing a research paper. I would like to input an optimization problem in the following format:

min f(x) (1)
s.t. x<=a (1a)
x>=b (1b)

"min" and "s.t." need to be aligned along their right-hand side, and the mathematical formula parts need to be aligned along their left-hand side. I want to know how to input this kind of formula in LyX system. Thank you very much.

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kaiserkarl13
Posts: 707
Joined: Tue Mar 25, 2008 5:02 pm

Multi-line Formula

Post by kaiserkarl13 »

Try the amsmath package's "align" environment. I don't use LyX, but here's how to do it in LaTeX:

Code: Select all

Code, edit and compile here:
\documentclass{article}
\usepackage{amsmath}
\begin{document}
\begin{equation}
\begin{split}
\min{}& f(x) \\
\text{s.t.\,} & x <= a \\
& x >= b
\end{split}
\end{equation}
\end{document}
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The above code will produce this:

Code: Select all

min f(x)
s.t. x <= a
x >= b
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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I hope that's what you wanted, because it wasn't clear from your first post.
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