On the Spectral Function of Some Higher Order Elliptic or Degenerate-elliptic Operators |
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Authors: | El Maati Ouhabaz |
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Abstract: | m
σ/|α|=|β|=m Dα(a
αβDβ) is a higher order degenerate-elliptic operator on L2(RN) and V ∈ L1(RN) we show in particular that s(λ) > 0 for all λ > 0 provided that ∫RN V(x)dx≥ 0, V not equivalent to 0 and N ≤ 2m. |
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Keywords: | |
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