Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:23Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 9 ; 5 13 | = 111
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CaCO₃ → CaO + CO₂
\frac{8}{6} \sum_{i=1}^{n} i^{2}
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e^{i\pi} + 1 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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∂x/∂r = 4x
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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