01033nam2-2200349---450-99000321969020331620090416171923.0000321969USA01000321969(ALEPH)000321969USA0100032196920090416d1978----km-y0itay50------baengUSy---||||001yy<<The>> motion of a surface by its mean curvatureby Kenneth A. BrakkePrincetonPrinceton university presscopyr. 1978239 p.24 cmMathematical notes202001Mathematical notes0010003153542001Mathematical notesCurveBNCF514.224BRAKKE,Kenneth A.ITsalbcISBD990003219690203316510 MN/209386/CBS51000216235BKSCIRSIAV79020090416USA011719Motion of a surface by its mean curvature1011339UNISA