Abstract
We prove that isoparametric hypersurfaces with $(g,m)=(6,2)$ are homogeneous, which answers Dorfmeister-Neher’s conjecture affirmatively and solves Yau’s problem in the case $g=6$.
We prove that isoparametric hypersurfaces with $(g,m)=(6,2)$ are homogeneous, which answers Dorfmeister-Neher’s conjecture affirmatively and solves Yau’s problem in the case $g=6$.