Math & ScienceHow to replace an underbrace by an upward arrow?

Information and discussion about LaTeX's math and science related features (e.g. formulas, graphs).
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kingchang
Posts: 3
Joined: Wed May 11, 2011 5:42 am

How to replace an underbrace by an upward arrow?

Post by kingchang »

Hi, I want to know how to replace an underbrace by an upward arrow. Thanks.

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