TY - JOUR
T1 - On the Loss of Continuity for Super-Critical Drift-Diffusion Equations
AU - Silvestre, Luis
AU - Vicol, Vlad
AU - Zlatoš, Andrej
PY - 2013/3
Y1 - 2013/3
N2 - We show that there exist solutions of drift-diffusion equations in two dimensions with divergence-free super-critical drifts that become discontinuous in finite time. We consider classical as well as fractional diffusion. However, in the case of classical diffusion and time-independent drifts, we prove that solutions satisfy a modulus of continuity depending only on the local L1 norm of the drift, which is a super-critical quantity.
AB - We show that there exist solutions of drift-diffusion equations in two dimensions with divergence-free super-critical drifts that become discontinuous in finite time. We consider classical as well as fractional diffusion. However, in the case of classical diffusion and time-independent drifts, we prove that solutions satisfy a modulus of continuity depending only on the local L1 norm of the drift, which is a super-critical quantity.
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U2 - 10.1007/s00205-012-0579-3
DO - 10.1007/s00205-012-0579-3
M3 - Article
AN - SCOPUS:84872942460
SN - 0003-9527
VL - 207
SP - 845
EP - 877
JO - Archive for Rational Mechanics and Analysis
JF - Archive for Rational Mechanics and Analysis
IS - 3
ER -