meridians of the pseudosphere and the vertical geodesics x = c to the tractrices that generate the pseudosphere. This mapping is a local isometry, and...
11 KB (1,125 words) - 05:28, 24 May 2024
(t-\tanh t,1/\cosh t),} and is thus a tractrix. The other involutes are not tractrices, as they are parallel curves of a tractrix. The parametric representation...
16 KB (2,904 words) - 06:55, 4 September 2023