I Turned 24 Algebra Symbols Into Weird Sounds

The 24 symbols of algebra — from x and f(x) to Σ, π and ∞ — each drawnby a chain of rotating circles (a Fourier epicycle), then spun fasterand faster while the outline is turned into sound. One caption lineexplains what every symbol means, with a tiny example. Every closed shape is exactly a sum of rotating circles: z(t) = Σ cₖ · e^(2πi·k·t)The circles on the left trace the symbol; the wave on the right is thepen's height over time — that's literally what you're hearing. Sound on. 0:00 Variables & functions (x, f(x), |x|, n!) 0:34 Equality & definition (≡, ≜, :=, ~) 1:08 Comparisons (≪, ≫, ∝) 1:33 Sets & rounding ({ }, ⌊ ⌋, ⌈ ⌉) 1:58 Operations (f∘g, Δ) 2:15 Sums & products (∑, ∑∑, ∏) 2:40 Famous constants (e, γ, φ, π, ∞) Thanks for watching! #mathsymbols #algebra #fourier #sonification #oddlysatisfying #manim #MathSonification #ASMR