In this post we’ll meet a staple at Differential Geometry: Flat tori in four-space, and…
Tag: complex numbers
Square Roots with a Complex Twist
In this post we’ll build a bridge starting with the parabola familiar from plane geometry…
Stereographic Projection and Möbius Transformations
Perspective “Point projection” is a simple model for representing a three-dimensional scene on a planar…
High-Dimensional Geometry
Geometry and Coordinates At Differential Geometry, we prefer shape to symbolic description. Sometimes, however, symbolic…
Complex Numbers
Formally, a complex number is an expression \(a + bi\), with \(a\) and \(b\) real…