Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:26Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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CaCO₃ → CaO + CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
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e^{i\pi} + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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det| 9 8 ; 3 10 | = 66
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∫₀^∞ e^(-x²) dx = √π / 2
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