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 07:53Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

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2H₂ + O₂ → 2H₂O

468K

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

d/dx [x^3] = 3x^2

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∂x/∂ψ = 6x

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∂x/∂θ = 8x

e^{i\pi} + 1 = 0

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\lim_{t\to 0} \frac{\sin t}{t} = 1

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8ψ² + 7ψ + 0 = 0

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d/dφ [φ^1] = 1φ^0

121K

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

399K

F = ma

316K

∇ × E = −∂B/∂t

11K

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

387K