log +sbp/+implementations/d2_variable_2.m @ 1070:f6b3af6febf3 feature/grids/LaplaceSquared

age author description
Tue, 20 Dec 2016 15:04:02 +0100 Martin Almquist Added 2nd order accurate 2nd derivative with variable coefficents in a separate implementation file, used by the class D2Variable.