Null controllability properties of some degenerate parabolic equations.
Null controllability properties of some degenerate parabolic equations.
Null controllability properties of some degenerate parabolic equations.
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An example in N-D<br />
◮ biology : the Fleming Viot model :<br />
u t − Tr (C(x)D 2 u) · · · = f ,<br />
where<br />
C(x) = (c ij (x)) i,j , c ij (x) = x i (δ ij − x j ),<br />
and<br />
x ∈ {x i ∈ [0, 1], ∑ i<br />
x i ≤ 1};<br />
example : N=2 : <strong>degenerate</strong> along the sides <strong>of</strong> the triangle.<br />
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