In this paper, we give the sets of radii which make the measures of balls and spheres finite but not infinitesimal respectively, in a Euclidean space of infinitedimension.
本文分别给出了使在无穷维欧氏空间中球体和球面具有有限的，但又不是无穷小的测度的半径集合。
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This infinitedimension is made by infinite reflections generated by reflective membrane on its sky and floor, which also brings in the surrounding environment to give unbounded space.
Said the disciple, "the Master is a shoemaker with an infinite supply of leather. But he does the cutting and stitching in accordance with the dimension of your foot".