Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 19:35Z
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
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det| 12 9 ; 5 13 | = 111
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3γ² + 9γ + 0 = 0
det| 3 6 ; 0 4 | = 12
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∂β/∂z = 1β
det| 3 1 ; 7 4 | = 5
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
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