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 20:55Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

CH₄ + 2O₂ → CO₂ + 2H₂O

468K

CaCO₃ → CaO + CO₂

det| 7 4 ; 4 8 | = 40

289K

PV = nRT

278K

e^{i\pi} + 1 = 0

7y² + 9y + 1 = 0

339K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

177K

∂x/∂r = 4x

∇²ω = 0

358K

N₂ + 3H₂ ⇌ 2NH₃

121K

6ω² + 4ω + 4 = 0

399K