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 02:21Z

det| 5 5 ; 5 6 | = 5

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

2H₂ + O₂ → 2H₂O

det| 2 8 ; 7 3 | = -50

289K

e^{i\pi} + 1 = 0

278K

5θ² + 3θ + 2 = 0

det| 2 7 ; 7 3 | = -43

339K

∇²θ = 0

177K

CaCO₃ → CaO + CO₂

11t² + 9t + 7 = 0

358K

det| 7 4 ; 4 8 | = 40

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

N₂ + 3H₂ ⇌ 2NH₃

399K

∑_{k=1}^{n} k = n(n+1)/2

316K