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 20:35Z

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

∇²ω = 0

46K

N₂ + 3H₂ ⇌ 2NH₃

468K

CaCO₃ → CaO + CO₂

∫₀^∞ e^(-ω²) dω = √π / 2

289K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

278K

e^{i\pi} + 1 = 0

8ψ² + 7ψ + 0 = 0

339K

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

177K

∂x/∂r = 4x

10ω² + 7ω + 4 = 0

358K

7γ² + 8γ + 3 = 0

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

∇²t = 0

399K

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

316K

∇ × E = −∂B/∂t

11K