Gordan's lemma is a lemma in convex geometry and algebraic geometry. It can be stated in several ways. is a linear combination of these vectors with non- ...
Jul 9, 2015 · Gordan's theorem says that either the range of AT intersects the positive orthant, or the null space of A intersects the nonnegative orthant (at ...
In this Section we illustrate the utility of Gordon's theorem by undertanding which projections are expected to keep the norm of sparse vectors and low-rank ...
May 20, 2011 · Gordan's Theorem is a variant of Farkas with the added constraint that x is non-zero (the exact statement can be obtained by replacing b with 0 in the ...
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The method used in the proofs of the last two propositions enables us to obtain an effective version of Gordon's lemma (Lemma 2.1), namely to give an ...
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Oct 22, 2024 · In passing, we use the same technique to prove Gordan's Theorem in the analogous general-ized form.
Apr 15, 2024 · In the spectral theory of Schrödinger operators, Gordon's lemma is a powerful tool, especially in the proof of genericity of singular continuous ...
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Jul 26, 2015 · This expository note aims to give a very simple and intuitive proof of Gordan's theorem and the equivalence of this theorem to Farkas's lemma.
Apr 15, 2024 · In this paper, we investigate a generalization of Schrödinger operator, known as Hamiltonian with finite range. We prove the related Gordon's ...
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Jul 8, 2015 · The Gordon Lemma refers to a class of results in spectral theory which prove that strong local repetitions in the structure of an operator ...
Missing: Gordan's | Show results with:Gordan's