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 20:44Z

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

2H₂ + O₂ → 2H₂O

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

CaCO₃ → CaO + CO₂

∇²ω = 0

289K

12γ² + 9γ + 1 = 0

278K

e^{i\pi} + 1 = 0

∇²z = 0

339K

F = G m₁m₂ / r²

177K

∂x/∂r = 4x

\oint_C \vec{F}\cdot d\vec{r} = 0

358K

det| 9 4 ; 1 10 | = 86

121K

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

399K

∫₀^∞ e^(-x²) dx = √π / 2

316K

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

11K