document.write("« A new approach to the sharpening and generalizations of Shafer-Fink and Wilker type inequalities. (arXiv:1712.03772v2 [math.CA] UPDATED)");document.write(" | ");document.write("A new proof of scattering below the ground state for the non-radial focusing NLS. (arXiv:1712.09962v1 [math.AP]) »");