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 01:14Z

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

9θ² + 7θ + 4 = 0

46K

11ψ² + 6ψ + 2 = 0

468K

ω = 2πf

Fe₂O₃ + 3CO → 2Fe + 3CO₂

289K

det| 7 4 ; 4 8 | = 40

278K

det| 1 7 ; 1 2 | = -5

det| 3 6 ; 0 4 | = 12

339K

N₂ + 3H₂ ⇌ 2NH₃

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

d/dn [n^1] = 1n^0

e^{i\pi} + 1 = 0

399K