Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:29Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 8 ; 3 5 | = -4
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det| 7 4 ; 4 8 | = 40
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iħ ∂ψ/∂t = Ĥψ
3r² + 6r + 7 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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\lim_{t\to 0} \frac{\sin t}{t} = 1
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E = mc²
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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\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| 9 6 ; 0 10 | = 90
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