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Gårding's Inequality

Gives a lower bound for the inner product $(Lu,u)$, where $L$ is a linear elliptic Real differential operator of order $m$, and $u$ has compact support.


Knapp, A. W. ``Group Representations and Harmonic Analysis, Part II.'' Not. Amer. Math. Soc. 43, 537-549, 1996.

© 1996-9 Eric W. Weisstein