Smoothing Properties of the Heat Semigroups Associated to Hamiltonians Describing Point Interactions in One and Two Dimensions A. Ben AmorPh. Blanchard OriginalPaper Pages: 37 - 49
On the Tidal Motion Around the Earth Complicated by the Circular Geometry of the Ocean's Shape Without Coriolis Forces Ranis N. Ibragimov OriginalPaper Pages: 51 - 63
From the Solution of the Tsarev System to the Solution of the Whitham Equations Tamara Grava OriginalPaper Pages: 65 - 96