Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:13Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
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∑_{k=1}^{n} k = n(n+1)/2
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iħ ∂ψ/∂t = Ĥψ
det| 9 4 ; 1 10 | = 86
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3r² + 6r + 7 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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E = mc²
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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det| 3 6 ; 1 4 | = 6
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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F = G m₁m₂ / r²
Fe₂O₃ + 3CO → 2Fe + 3CO₂