Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:56Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{t\to 0} \frac{\sin t}{t} = 1
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CaCO₃ → CaO + CO₂
∫₀^∞ e^(-ω²) dω = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
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e^{i\pi} + 1 = 0
∂x/∂r = 4x
det| 5 9 ; 7 6 | = -33
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\frac{4}{6} \sum_{i=1}^{n} i^{2}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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