Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 00:42Z
∇²β = 0
det| 12 3 ; 4 13 | = 144
164K
∑_{k=1}^{n} k = n(n+1)/2
232K
3y² + 5y + 2 = 0
det| 4 6 ; 4 5 | = -4
47K
d/dx [x^2] = 2x^1
det| 7 9 ; 1 8 | = 47
165K
det| 7 4 ; 4 8 | = 40
372K
1φ² + 5φ + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
130K
e^{i\pi} + 1 = 0
3y² + 6y + 5 = 0
7n² + 3n + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∂x/∂x = 8x
∂β/∂ψ = 1β