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 16:25Z

e^{i\pi} + 1 = 0

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

46K

F = G m₁m₂ / r²

468K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 3 7 ; 2 4 | = -2

289K

det| 7 4 ; 4 8 | = 40

278K

det| 2 6 ; 0 3 | = 6

∇ × E = −∂B/∂t

339K

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

177K

N₂ + 3H₂ ⇌ 2NH₃

358K

∑_{k=1}^{n} k = n(n+1)/2

121K