Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:09Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{8}{6} \sum_{i=1}^{n} i^{2}
446K
3x² + 3x + 6 = 0
det| 6 6 ; 5 7 | = 12
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
371K
∇²t = 0
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
259K
7z² + 2z + 0 = 0
\frac{4}{9} \sum_{i=1}^{n} i^{2}
224K
det| 4 2 ; 5 5 | = 10
det| 9 4 ; 1 10 | = 86
354K
2H₂ + O₂ → 2H₂O
\lim_{x\to 0} \frac{\sin x}{x} = 1