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 17:22Z

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

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

46K

N₂ + 3H₂ ⇌ 2NH₃

468K

iħ ∂ψ/∂t = Ĥψ

11t² + 6t + 6 = 0

289K

∇ × E = −∂B/∂t

278K

3r² + 6r + 7 = 0

det| 7 4 ; 4 8 | = 40

339K

E = mc²

177K

E = mc²

e^{i\pi} + 1 = 0

358K

det| 10 2 ; 3 11 | = 104

121K

F = G m₁m₂ / r²

399K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

316K