hyperbolic geometry
1:06:15The Hyperbolic Geometry of DMT Experiences (@Harvard Science of Psychedelics Club)
1.4M views • 7 years ago
Qualia Research Institute
Andres Gomez Emilsson of the Qualia Research Institute presents a model of DMT experiences using hyperbolic geometry and dynamical systems theory. He describes how different intoxication levels correspond to changing curvature and information content of experience.
1:07:02Stanford Lecture: Don Knuth—"A Conjecture That Had To Be True" (2017)
30K views • 8 years ago
Stanford Online
Donald Knuth's 2017 Christmas Tree Lecture at Stanford about a combinatorial geometry problem whose computed numbers matched a striking formula. He tells the story of the conjecture and its sequel.
50:27Hamming, "n-Dimensional Space" (April 14, 1995)
14K views • 14 years ago
securitylectures
Richard Hamming's 1995 lecture on n-dimensional space, showing how geometric intuition about spheres and cubes breaks down in high dimensions. It is part of his course on learning to learn.
7:24Cosmos - Carl Sagan - 4th Dimension
5.4M views • 17 years ago
carlsagandotcom
A segment from Carl Sagan's original Cosmos explaining the fourth spatial dimension through analogy with a two-dimensional world and shadow projection.
1:04:39Gauge Theory and Inflation: Enlarging the Wu-Yang Dictionary
38K views • 12 years ago
Tom Henderson
A talk by Eric Weinstein on gauge theory and its possible application to economics and inflation. It proposes extending the Wu-Yang dictionary into a geometric tool beyond physics.
39:49Lec 1 | MIT 18.06 Linear Algebra, Spring 2005
4.9M views • 17 years ago
MIT OpenCourseWare
The first lecture of Gilbert Strang's MIT 18.06 Linear Algebra course, covering the geometry of linear equations. It opens a full 35-lecture university course.