l_p中的几种可凹性

On Several Dentinesses in l_p

证明了ｌ＿ｐ单位球面上每一点都是可凹点，ｗ￣＊可凹点、伪可凹点和Ｗ￣＊伪可凹点．

In this paper, the creteria of denting points, w￣* denting points, quasi - denting points and w￣* quasi - denting points are given in lp spaces (p > 1 ). It has been proved that lp bas G, G￣*, quasi G and quasi G￣* properties.