Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 00:03Z
∇²β = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
164K
∑_{k=1}^{n} k = n(n+1)/2
232K
3y² + 5y + 2 = 0
∫₀^∞ e^(-β²) dβ = √π / 2
47K
d/dx [x^2] = 2x^1
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
372K
1φ² + 5φ + 7 = 0
det| 8 3 ; 5 9 | = 57
130K
e^{i\pi} + 1 = 0
det| 4 6 ; 4 5 | = -4
455K
3y² + 6y + 5 = 0
7n² + 3n + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}