Hidden Phenomena
Hidden Phenomena uses concrete mathematical problems to reveal interesting phenomena that might otherwise remain hidden from view.
- Posts
- 19 from 2 Feb 2026 to 5 Sep 2026
- Posting
- monthly (19 in the last year)
- Kind
- personal blog
2026 19
- Manifolds, differential forms, and multivariable calculus
- Mechanics III: the Hamiltonian
- Symplectic geometry -- and how it relates to the Hamiltonian
- Gelfand duality and algebraic geometry
- Trefoil knots in algebraic geometry
- Syzygies and higher groupoids
- Mechanics II: symmetry is conservation
- Mechanics I: nature is lazy
- Möbius strips and differential equations
- Fractal patterns hidden inside Pascal's triangle
- How to solve cubic and quartic equations II: cubics
- How to solve cubic and quartic equations I: quartics
- What is the factorial of 3.5?
- Infinitely many primes end in a 7
- The Riemann hypothesis (or, how to earn $1 million)
- Why study Diophantine equations?
- What is \(\log(3)\) modulo \(7\)?
- What is \(\sqrt{-1}\) modulo \(5\)?
- Using calculus to do number theory