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 20:07Z

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

d/dψ [ψ^7] = 7ψ^6

46K

∫₀^∞ e^(-x²) dx = √π / 2

468K

CaCO₃ → CaO + CO₂

∑_{k=1}^{n} k = n(n+1)/2

289K

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

278K

e^{i\pi} + 1 = 0

N₂ + 3H₂ ⇌ 2NH₃

339K

det| 7 4 ; 4 8 | = 40

177K

2n² + 4n + 0 = 0

358K

\lim_{t\to 0} \frac{\sin t}{t} = 1

121K

4γ² + 1γ + 7 = 0

399K