Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:12Z
N₂ + 3H₂ ⇌ 2NH₃
∫₀^∞ e^(-x²) dx = √π / 2
384K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
385K
9γ² + 6γ + 1 = 0
det| 2 8 ; 7 3 | = -50
259K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 12 6 ; 0 13 | = 156
305K
det| 7 7 ; 4 8 | = 28
57K
2y² + 8y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
293K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
110K
\lim_{x\to 0} \frac{\sin x}{x} = 1