Abstract
An elementary, intuitive proof is given of the theorem of HÖrmander that states that on a bounded domain in Rn the minimal operator corresponding to a differential polynomial with constant coefficients is 1-1 and of closed range.
An elementary, intuitive proof is given of the theorem of HÖrmander that states that on a bounded domain in Rn the minimal operator corresponding to a differential polynomial with constant coefficients is 1-1 and of closed range.
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