Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 17:19Z

\binom{n}{k} = \frac{n!}{k!(n-k)!}

d/dt [t^3] = 3t^2

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\binom{n}{k} = \frac{n!}{k!(n-k)!}

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iħ ∂ψ/∂t = Ĥψ

∇ × E = −∂B/∂t

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\frac{2}{2} \sum_{i=1}^{n} i^{2}

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3r² + 6r + 7 = 0

PV = nRT

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∇²β = 0

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PV = nRT

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2γ² + 5γ + 2 = 0

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8ψ² + 7ψ + 0 = 0

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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

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\binom{n}{k} = \frac{n!}{k!(n-k)!}

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