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 07:50Z

∑_{k=1}^{n} k = n(n+1)/2

3r² + 2r + 0 = 0

46K

∫₀^∞ e^(-z²) dz = √π / 2

468K

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

det| 7 4 ; 4 8 | = 40

289K

∑_{k=1}^{n} k = n(n+1)/2

278K

∂x/∂θ = 8x

Fe₂O₃ + 3CO → 2Fe + 3CO₂

339K

E = mc²

177K

3φ² + 4φ + 2 = 0

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

358K

N₂ + 3H₂ ⇌ 2NH₃

121K

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

399K

∫₀^∞ e^(-α²) dα = √π / 2

316K

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

11K

d/dψ [ψ^7] = 7ψ^6

387K

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