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 17:02Z

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

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

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∫₀^∞ e^(-x²) dx = √π / 2

468K

iħ ∂ψ/∂t = Ĥψ

2n² + 4n + 0 = 0

289K

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

278K

3r² + 6r + 7 = 0

8ψ² + 7ψ + 0 = 0

339K

\frac{4}{9} \sum_{i=1}^{n} i^{2}

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E = mc²

∇²γ = 0

358K

det| 9 5 ; 1 10 | = 85

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\frac{3}{2} \sum_{i=1}^{n} i^{2}

399K

∇ × E = −∂B/∂t

316K