Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:12Z
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
384K
9γ² + 6γ + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
163K
∫₀^∞ e^(-x²) dx = √π / 2
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AgNO₃ + NaCl → AgCl↓ + NaNO₃
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
305K
2y² + 8y + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
293K
det| 6 6 ; 5 7 | = 12
110K
\lim_{x\to 0} \frac{\sin x}{x} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
354K