n-维赋范空间单位球极小球覆盖数2n-1与包含等距同构于(Rn,|| ||∞)的子空间
n-유부범공간단위구겁소구복개수2n-1여포함등거동구우(Rn,|| ||∞)적자공간
Every n dimensional space with a minimal ball-coveringof 2n-1 balls contains an 2n-1 dimensional subspace isometric to (Rn-1,|| ||∞)
저자의 최근 논문