Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 21:24Z
N₂ + 3H₂ ⇌ 2NH₃
9γ² + 6γ + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
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det| 10 7 ; 3 11 | = 89
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2y² + 8y + 6 = 0
\lim_{x\to 0} \frac{\sin x}{x} = 1
CH₄ + 2O₂ → CO₂ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∫₀^∞ e^(-r²) dr = √π / 2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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