Trying to visualize a higher dimensional space part 2

c = k, t = i, s = j, sqrt(4) = sqrt(2)^2 + sqrt(2)^2. Time and space both increase at the same rate; c^2 is a fixed constant which is bound by the closed sphere compact set [-2, 2]. https://imgur.com/IS1Bifm

Tryingvisualizehigher