释义 |
Poincaré Separation TheoremLet be a set of orthonormal vectors with , 2, ..., , such that the Inner Product . Then set
 | (1) |
so that for any Square Matrix for which the product is defined, the correspondingQuadratic Form is
 | (2) |
Then if
 | (3) |
for , 2, ..., , it follows that
 | (4) |
 | (5) |
for , 2, ..., and , 1, ..., . References
Gradshteyn, I. S. and Ryzhik, I. M. Tables of Integrals, Series, and Products, 5th ed. San Diego, CA: Academic Press, p. 1120, 1979.
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