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 17:04Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

∫₀^∞ e^(-z²) dz = √π / 2

468K

iħ ∂ψ/∂t = Ĥψ

det| 7 4 ; 4 8 | = 40

289K

F = G m₁m₂ / r²

278K

3r² + 6r + 7 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

339K

5φ² + 1φ + 1 = 0

177K

E = mc²

CaCO₃ → CaO + CO₂

358K

∇ × E = −∂B/∂t

121K

\frac{4}{6} \sum_{i=1}^{n} i^{2}

399K

iħ ∂ψ/∂t = Ĥψ

316K

9θ² + 7θ + 4 = 0

11K

∑_{k=1}^{n} k = n(n+1)/2

387K

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