Tags » Hyperbolic Geometry


July 7 – 188

Mathematica 10.1 – The Poincaré disk is a model for hyperbolic geometry in which a line is represented as an arc of a circle whose ends are perpendicular to the disk’s boundary. 16 more words

One Image A Day - 364 Days

Hyperbolic Cubes (Spheres X)

The hyperbolic plane is a geometry whose points are those of a disk, and the lines are circular arcs that meet the boundary circle of the disk at a right angle. 298 more words


Schläfli - for lush, voluminous polyhedra

Because of some turbulence in real life (™) over the last few months, it’s been somewhat hard to concentrate on research. Fortunately the obligation of teaching sometimes exerts the right sort of psychological pressure to keep my mind on mathematics in short bursts. 2,283 more words

Hyperbolic Geometry

Math at the Cooper Hewitt

The Cooper Hewitt, Smithsonian Design Museum in Manhattan was closed for renovation for three years before  it reopened at the end of 2013. The current exhibition features an overview sample of their vast collection. 243 more words

Math Art

SnapPy 2.3 released

Marc Culler and I are pleased to announce version 2.3 of SnapPy. New features include:


Mr Spock complexes (after Aitchison)

The recent passing of Leonard Nimoy prompts me to recall a lesser-known connection between the great man and the theory of (cusped) hyperbolic 3-manifolds, observed by my friend and former mentor Iain Aitchison. 993 more words

Hyperbolic Geometry