\(\newcommand{\Neg}{\phantom{-}}\)Nowadays, mathematicians usually define a complex number \(z\) to be an ordered pair of real numbers…
Tag: complex numbers
Shadows from Higher Dimensions
As a geometrically-minded complex geometer, I am continually vexed by our low-dimensional universe and how…
Möbius Transformations
Möbius Transformations helps visualize angle-preserving self-maps of the unit sphere in \(3\)-space. In Spring 2020,…
On Collaboration Across Space and Time
Digitization of public domain ebooks at Distributed Proofreaders (DP) for Project Gutenberg (PG) involves collaboration…
Conformal Torus Knots
In this post we’ll meet a staple at Differential Geometry: Flat tori in four-space, and…