Eigenmath

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Arithmetic
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Linear algebra
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Quantum computing
Derivative
Template functions
Laplacian
Integral
Arc length
Line integral
Surface area
Surface integral
Green's theorem (demo)
Stokes's theorem (demo)
Feature index
Tricks

Examples
Canonical commutation relation (demo)
Angular momentum (demo)
Small rotation (demo)
Translation (demo)
Time translation (demo)
Galilean transformation (demo)
Barrier potential (demo)
Laplacian of product (demo)
White dwarf (demo)
Statistics for hydrogen atom (demo)
Probability current (demo)
Emission equilibrium (demo)
Rutherford scattering 1 (demo)
Rutherford scattering 2 (demo)
Rutherford scattering 3 (demo)
Spin sign change (demo)
Dirac from boost (demo)
Schrodinger from Lagrangian 1 (demo)
Schrodinger from Lagrangian 2 (demo)
Free particle action (demo)
Harmonic oscillator action (demo)
Constant force action (demo)
Harmonic oscillator propagator 1 (demo)
Harmonic oscillator propagator 2 (demo)
Free particle propagator 1 (demo)
Free particle propagator 2 (demo)
Field momentum (demo)
Snell's law (demo)
Wien's displacement law (demo)
Electromagnetic tensor (demo)
Maxwell-Boltzmann distribution (demo)
Helium (demo)
Mott problem (demo)
What is dσ? (demo)
Fermi's golden rule (demo)
How Planck calculated h and k (demo)
How Einstein derived Planck's law (demo)
Coherent state (demo)
Dirac equation (demo)
Dirac spinors (demo)
Stefan-Boltzmann law (demo)
WKB approximation (demo)
Tunneling probability (demo)
Quantum angular momentum (demo)
Spin (demo)
Two spins (demo)
Spin operator table (demo)
Bell's theorem (demo)
Quantum harmonic oscillator (demo)
Harmonic oscillator coherent state (demo)
Schrodinger from propagator (demo)
Balmer's formula (demo)
Hydrogen eigenfunction (demo)
Hydrogen alpha line (demo)
Spontaneous emission rate (demo)
Annihilation (demo)
Bhabha scattering (demo)
Compton scattering (demo)
Moller scattering (demo)
Muon pair production (demo)
Muon decay (demo)
Schwarzschild metric (demo)
Static spherical metric (demo)

Misc. scripts
Quaternions
Octonions
Sedenions
Musical notes
Verify quantum LRL operators
Rydberg unit of energy
Spherical harmonics
Legendre polynomials
Laguerre polynomials
Dirac equation (32)
Bohr radius
Gordon decomposition
W pair production
Annihilation data
Bhabha scattering data 1
Bhabha scattering data 2
Compton scattering data
Muon pair production data
Electroweak model
Hydrogen atom radial pdf
Draw demo
Planck's law
Derivative of spherical harmonic
Dirac delta function approximations
Rojansky
Scattering pdfs
Physical constants
portfolio
wave-packet

Quantum computing (click here for quantum gates in C code)
grover-demo
ts-demo

Additional resources
lindnerdrwg.github.io