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 07:51Z

∑_{k=1}^{n} k = n(n+1)/2

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

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7r² + 8r + 5 = 0

468K

\frac{6}{1} \sum_{i=1}^{n} i^{2}

∂α/∂r = 8α

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det| 9 4 ; 1 10 | = 86

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∂x/∂θ = 8x

iħ ∂ψ/∂t = Ĥψ

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10t² + 9t + 5 = 0

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3φ² + 4φ + 2 = 0

e^{i\pi} + 1 = 0

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∑_{k=1}^{n} k = n(n+1)/2

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F = G m₁m₂ / r²

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∇ × E = −∂B/∂t

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