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 20:46Z

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

∇ × E = −∂B/∂t

46K

2H₂ + O₂ → 2H₂O

468K

CaCO₃ → CaO + CO₂

Fe₂O₃ + 3CO → 2Fe + 3CO₂

289K

12y² + 5y + 7 = 0

278K

e^{i\pi} + 1 = 0

∂ψ/∂β = 3ψ

339K

PV = nRT

177K

F = G m₁m₂ / r²

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

det| 7 4 ; 4 8 | = 40

399K

PV = nRT

316K

∫₀^∞ e^(-t²) dt = √π / 2

11K

det| 2 3 ; 5 3 | = -9

387K