Three-Body Problem: Equations and Periodic Orbits https://sudonull.com/three-body-problem-equations-and-periodic-orbits
Analysis of Mathematical Models of the Three-Body Problem: Full, Planar, CR3BP. Equations, Code, Initial Conditions for Simulations. For Developers and Astrophysicists — Model Orbits Yourself.
Nonces in Schnorr and MuSig2: mathematical analysis and metrics https://sudonull.com/nonces-in-schnorr-and-musig2-mathematical-analysis-and-metrics
How to transform cryptographic signatures into measurable invariants. Detailed breakdown of affine models, compression- and connectivity-metrics for BIP340 and MuSig2.
Wealth and Education Models in Simulations https://sudonull.com/wealth-and-education-models-in-simulations
Break down the formulas for modeling wealth, social connections, and education. Learn how age, health, and feedback loops affect parameters. For simulation developers.
Model of Agency Atrophy in AI Delegation https://sudonull.com/model-of-agency-atrophy-in-ai-delegation
Formal Dynamics of Human Agency: mathematical model shows collapse at D_J>0 on 15–150 year horizons. Differences between computations and judgment, practical recommendations. Explore simulation results.
Ballistics modeling with Cx(M) and ρ(h) in Python https://sudonull.com/ballistics-modeling-with-cx-m-and-ρ-h-in-python
Numerical solution of external ballistics problem with Cx depending on Mach and air density on altitude. RK4, Python code, results: 29 km range. For developers.