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arxiv: 1104.5648 · v1 · pith:5EDXKBH6new · submitted 2011-04-29 · 🧮 math.AP

Smoothing effect of weak solutions for the spatially homogeneous Boltzmann Equation without angular cutoff

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keywords angularboltzmanncutoffequationhomogeneousspatiallyweakwithout
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In this paper, we consider the spatially homogeneous Boltzmann equation without angular cutoff. We prove that every $L^1$ weak solution to the Cauchy problem with finite moments of all order acquires the $C^\infty$ regularity in the velocity variable for the positive time.

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