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 17:21Z

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

∫₀^∞ e^(-α²) dα = √π / 2

46K

∇ × E = −∂B/∂t

468K

iħ ∂ψ/∂t = Ĥψ

CH₄ + 2O₂ → CO₂ + 2H₂O

289K

12n² + 2n + 2 = 0

278K

3r² + 6r + 7 = 0

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

339K

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

177K

E = mc²

e^{i\pi} + 1 = 0

358K

∂n/∂θ = 3n

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

8ψ² + 7ψ + 0 = 0

399K

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

316K

det| 3 6 ; 1 4 | = 6

det| 3 7 ; 2 4 | = -2

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

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