Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 19:26Z
ω = 2πf
det| 9 5 ; 1 10 | = 85
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∑_{k=1}^{n} k = n(n+1)/2
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3γ² + 9γ + 0 = 0
∂β/∂z = 1β
det| 7 4 ; 4 8 | = 40
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 10 3 ; 0 11 | = 110
∫₀^∞ e^(-ψ²) dψ = √π / 2
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∫₀^∞ e^(-x²) dx = √π / 2
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