Browsing by Author "Xu, Weiqiang"
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Shi, Qingjiang; Xu, Weiqiang; Wu, Jinsong; Song, Enbin; Wang, Yaming (Elsevier, 2015-05)We consider the Allen–Cahn equation Δu + u(1 − u2) = 0 in R3. We construct two classes of axially symmetric solutions u = u(|x |, x3) such that the (multiple) components of the zero set look for large |x | like catenoids, ...