Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:13Z
N₂ + 3H₂ ⇌ 2NH₃
\lim_{r\to 0} \frac{\sin r}{r} = 1
384K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
385K
9γ² + 6γ + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
259K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
2y² + 8y + 6 = 0
det| 6 6 ; 5 7 | = 12
293K
∫₀^∞ e^(-x²) dx = √π / 2
110K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 7 4 ; 4 8 | = 40
300K
2r² + 7r + 1 = 0
∫₀^∞ e^(-r²) dr = √π / 2