All articles

The many faces of projective objects

Last updated : 2021-10-25 15:53:31

Higher gauge theory and the $B$-field

Last updated : 2021-10-21 13:37:20

Bitensors

A rigorous derivation of bitensors

Last updated : 2021-10-06 10:44:04

The Codex Seraphinius

Last updated : 2021-09-22 12:09:23

Coordinate-free derivation of the point particle

Last updated : 2021-08-30 23:52:01

Flat vs. round earth

Last updated : 2021-08-26 16:15:32

Measurements in general relativity

How does one actually link the theory of general relativity to experiment

Last updated : 2021-08-26 12:15:36

Old timey unified theories

Last updated : 2021-08-24 11:19:19

The world function

Last updated : 2021-07-14 13:06:31

Cosmology and the FRW model

Last updated : 2021-06-07 12:36:14

The photon mass

Last updated : 2021-05-26 10:37:22

Perturbation theory and Borel summation

Last updated : 2021-01-25 15:30:13

Fock spaces

Last updated : 2021-01-04 15:35:31

Very low dimensional quantum field theory

Last updated : 2020-12-06 08:56:23

Lagrangian mechanics on the bundle

Last updated : 2020-10-06 10:20:35

Wilson loops and holonomies

Last updated : 2020-09-30 13:21:13

Contour integrals and distribution theory

Last updated : 2020-09-07 11:11:24

The Olber's paradox

Last updated : 2020-03-27 02:34:24

Measurements in special relativity

Last updated : 2020-03-24 13:52:04

Filippov's differential inclusion

Last updated : 2020-03-18 15:03:40

Hyperreal numbers

Beyond the real number line and infinity

Last updated : 2020-03-10 10:08:33

Extended objects

The many applications of extended objects in theoretical physics

Last updated : 2020-03-09 15:51:58

The exponential map

Last updated : 2020-03-05 15:00:40

Quantum chomodynamics and effective theories

Last updated : 2020-02-19 14:33:59

Just a bunch of QFT calculations

Last updated : 2020-02-06 11:29:19

All about $1$-manifolds

Last updated : 2020-02-03 10:50:16

Hyperbolic geometry

Last updated : 2020-01-28 11:01:52

Experimental evidence of general relativity

Last updated : 2020-01-09 14:40:46

Canonical quantization and representation theory

Last updated : 2020-01-09 12:27:47

Spacetime gluing

An overview of the various processes and properties of cutting and pasting spacetimes together

Last updated : 2019-11-25 14:53:53

Perturbation theory

Last updated : 2019-10-28 09:26:57

Relativistic quantum mechanics

Last updated : 2019-10-21 17:27:42

Malament's theorem and the edge-of-the-wedge theorem

Last updated : 2019-10-21 15:57:28

The mystery of non-Hausdorff manifolds

A review of the least-discussed manifolds of all

Last updated : 2019-10-17 16:27:44

Riemannian general relativity

Last updated : 2019-10-15 11:40:43

Bound systems in the FRLW metric

Last updated : 2019-10-07 12:22:06

The Cauchy problem in classical mechanics

Last updated : 2019-09-24 11:39:46

Life cycle of a black hole

The metric of the birth and death of a black hole

Last updated : 2019-09-17 11:19:37

Black holes

Last updated : 2019-08-24 20:20:45

Path integrals and quantum mechanics

Last updated : 2019-08-08 10:39:20

$(1+1)$-dimensional general relativity

Last updated : 2019-07-04 08:33:44

The magical world of classical electrodynamics

Where we find out what happens if we consider classical mechanics in its supraluminal limits.

Last updated : 2019-05-21 14:23:50

Wormholes

A review of the variety of wormhole solutions in general relativity

Last updated : 2019-05-21 10:51:15

Geodesically complete incompleteness and the most awful spacetimes

How one can construct a geodesically complete spacetime with singularities

Last updated : 2018-11-14 10:07:16

Warp drives

Faster-than-light travel with general relativity

Last updated : 2018-03-30 14:13:19

Implementing the reals

Numbers beyond the floating-point representation

Last updated : 2018-02-18 17:23:16

Lazy Bird : A purely functional language

A little home made language based on logical combinators

Last updated : 2017-10-29 07:43:56

Plotting curves

Last updated : 2017-10-13 12:28:32

Cellular automata III : The von Neumann automaton

Last updated : 2017-09-22 13:54:09

Cellular automata II : Wireworld

Last updated : 2017-09-22 09:54:56

Quantum computing

Last updated : 2017-09-20 13:52:13

Cellular automata I : Conway's Game of Life

Last updated : 2017-09-14 20:00:49

Basic OS writing I : the bootloader

A brief demonstration of how to write a basic operating system

Last updated : 2017-09-03 16:43:20

Particle effects

Last updated : 2017-08-30 15:04:45

Making plasma effects

Last updated : 2017-08-29 14:53:45