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 05:57Z

CaCO₃ → CaO + CO₂

det| 5 3 ; 7 6 | = 9

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

\lim_{φ\to 0} \frac{\sin φ}{φ} = 1

det| 7 4 ; 4 8 | = 40

289K

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

278K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∫₀^∞ e^(-t²) dt = √π / 2

339K

N₂ + 3H₂ ⇌ 2NH₃

177K

9θ² + 7θ + 4 = 0

358K

∂y/∂n = 5y

121K