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 01:12Z

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

∇ × E = −∂B/∂t

46K

∫₀^∞ e^(-x²) dx = √π / 2

468K

ω = 2πf

det| 12 9 ; 5 13 | = 111

289K

PV = nRT

278K

det| 1 7 ; 1 2 | = -5

∂z/∂φ = 7z

339K

F = G m₁m₂ / r²

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 7 4 ; 4 8 | = 40

358K

∂x/∂ψ = 6x

121K

d/dn [n^1] = 1n^0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

399K

∑_{k=1}^{n} k = n(n+1)/2

316K

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

11K

∑_{k=1}^{n} k = n(n+1)/2

387K

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