Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:14Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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iħ ∂ψ/∂t = Ĥψ
det| 4 2 ; 6 5 | = 8
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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3r² + 6r + 7 = 0
∫₀^∞ e^(-n²) dn = √π / 2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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E = mc²
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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CH₄ + 2O₂ → CO₂ + 2H₂O
det| 3 6 ; 1 4 | = 6
det| 9 6 ; 0 10 | = 90
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F = G m₁m₂ / r²