Last Updated：2025/12/02
The hypoellipticity of the differential operator guarantees that any distributional solution is actually smooth on the region where the coefficients are smooth.
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The hypoellipticity of the differential operator guarantees that any distributional solution is actually smooth on the region where the coefficients are smooth.
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微分作用素の準正則性は、係数が滑らかな領域では任意の分布解が実際に滑らかになることを保証する。
