Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:44Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
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iħ ∂ψ/∂t = Ĥψ
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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\lim_{x\to 0} \frac{\sin x}{x} = 1
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3r² + 6r + 7 = 0
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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det| 5 9 ; 7 6 | = -33
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