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 20:23Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

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

468K

CaCO₃ → CaO + CO₂

∫₀^∞ e^(-t²) dt = √π / 2

289K

det| 9 4 ; 1 10 | = 86

278K

e^{i\pi} + 1 = 0

\lim_{β\to 0} \frac{\sin β}{β} = 1

339K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

177K

∂x/∂r = 4x

e^{i\pi} + 1 = 0

358K

PV = nRT

121K

ΔS ≥ 0

399K

∇²r = 0

316K

∇²γ = 0

11K