Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-21 00:34Z
det| 3 5 ; 7 4 | = -23
\frac{2}{2} \sum_{i=1}^{n} i^{2}
430K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
281K
\lim_{β\to 0} \frac{\sin β}{β} = 1
73K
\lim_{z\to 0} \frac{\sin z}{z} = 1
\frac{3}{2} \sum_{i=1}^{n} i^{2}
248K
∂γ/∂β = 5γ
∑_{k=1}^{n} k = n(n+1)/2
54K
∇²θ = 0