Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:56Z
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
385K
9γ² + 6γ + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
305K
2y² + 8y + 6 = 0
∫₀^∞ e^(-x²) dx = √π / 2
293K
\lim_{x\to 0} \frac{\sin x}{x} = 1
\frac{3}{2} \sum_{i=1}^{n} i^{2}
34K
∫₀^∞ e^(-r²) dr = √π / 2
det| 3 1 ; 7 4 | = 5
354K
N₂ + 3H₂ ⇌ 2NH₃