Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:11Z
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
384K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
385K
9γ² + 6γ + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
163K
det| 5 6 ; 2 6 | = 18
259K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
305K
∑_{k=1}^{n} k = n(n+1)/2
57K
2y² + 8y + 6 = 0
\lim_{x\to 0} \frac{\sin x}{x} = 1
∫₀^∞ e^(-α²) dα = √π / 2
300K
det| 9 4 ; 1 10 | = 86
34K