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 20:53Z

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

e^{i\pi} + 1 = 0

46K

∇ × E = −∂B/∂t

468K

CaCO₃ → CaO + CO₂

Fe₂O₃ + 3CO → 2Fe + 3CO₂

289K

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

278K

e^{i\pi} + 1 = 0

∂y/∂n = 5y

339K

PV = nRT

177K

∂x/∂r = 4x

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

358K

∫₀^∞ e^(-n²) dn = √π / 2

121K

λ = h/p

399K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

316K

8ψ² + 7ψ + 0 = 0

11K