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 20:13Z

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

E = mc²

46K

N₂ + 3H₂ ⇌ 2NH₃

468K

CaCO₃ → CaO + CO₂

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

289K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

278K

e^{i\pi} + 1 = 0

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

339K

∫₀^∞ e^(-θ²) dθ = √π / 2

177K

∂x/∂r = 4x

∑_{k=1}^{n} k = n(n+1)/2

358K

det| 2 7 ; 7 3 | = -43

121K

det| 7 4 ; 4 8 | = 40

399K