Skip to content
Open System – Ark's blog
Physics without frontiers
Open System – Ark's blog
  • Home
  • All Posts
  • Contact
  • About the Author

Contact

Print 🖨 PDF 📄 eBook 📱
  • Recent Posts

    • Tensors 2025/12/10
    • Conformal structure – until the puppy grows up 2025/12/07
    • Growing Out of the Sandbox 2025/12/02
    • Blog reincarnation with analytic idealism 2025/11/30
    • Minkowski patches in the Einstein universe 2025/11/27
    • Floating in the Einstein Universe 2025/11/24
    • Comments on Clifford algebras 2019/01/24
    • Comment on “Could ordinary quantum mechanics be just fine for all practical purposes?” by Alexey Nikulov 2018/03/08
    • Spinning Top – Space Odity 2017/05/28
    • Geodesics of left invariant metrics on matrix Lie groups – Part 2 Conservation laws 2017/05/26
    • Geodesics of left invariant metrics on matrix Lie groups – Part 1 2017/05/24
    • Killing vectors, geodesics, and Noether’s theorem 2017/05/23
    • SL2R as anti de Sitter space cont. 2017/05/15
    • Becoming anti de Sitter 2017/05/14
    • SL(2,R) Killing vector fields in coordinates 2017/05/11
    • Riemannian metrics – left, right and bi-invariant 2017/05/09
    • Riemannian metric on SL(2,R)- explicit formula 2017/05/08
    • Riemannian metric on SL(2,R) 2017/05/07
    • Parametrization of SL(2,R) 2017/05/06
    • Curvature of the upper half-plane 2017/05/05
    • Geodesics on upper half-plane factory direct 2017/05/04
    • Einstein the Stubborn 2017/05/03
    • Dedekind tessellation on the Poincaré disk 2017/05/02
    • Dedekind tessellation or circles all the way down 2017/04/30
    • Real magic – space-time in Lie algebra 2017/04/29
    • Geodesics on the upper half-plane – parametrization 2017/04/28
    • Geodesics on the upper half-plane – Part 2 circles 2017/04/27
    • Geodesics on the upper half-plane – Part 1 Killing vectors 2017/04/26
    • Conformally Euclidean geometry of the upper half-plane 2017/04/25
    • Esher’s Limit Circle IV rendered on the complex upper half-plane 2017/04/24
  • Recent Comments

    • bayak on Conformal structure – until the puppy grows up
    • arkajad on Conformal structure – until the puppy grows up
    • Bjab on Conformal structure – until the puppy grows up
  • Links

    • Blogger
    • Home page
    • Strona zawodowa (ang)
    • Substack
  • Posts

    December 2025
    M T W T F S S
    1234567
    891011121314
    15161718192021
    22232425262728
    293031  
    « Nov    
  • Categories

    • Attitude matrix
    • Compactified Minkowski space
    • Conformal structure
    • Dzhanibekov effect
    • Elliptic functions
    • Euler's equations
    • General
    • Geometry
    • Hyperbolic geometry
    • Lorentz transforations
    • Mathematica
    • Moments of inertia
    • Nauka (science)
    • Nonlinear pendulum
    • Philosophy
    • Poinsot trajectories
    • Quaternions
    • Special relativity
    • Spin and rotations
    • Spin matrices
    • Stereographic projection
    • SU(1,1)
    • Teoria względności szczególna
    • Time (czas)
    • Uncategorized
    • Unconventional science
  • Archives

  • RSS Open System – Ark's blog

    • Conformal structure – until the puppy grows up
Open System – Ark's blog
Proudly powered by WordPress.