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 17:06Z

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

CaCO₃ → CaO + CO₂

46K

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

468K

iħ ∂ψ/∂t = Ĥψ

∑_{k=1}^{n} k = n(n+1)/2

289K

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

278K

3r² + 6r + 7 = 0

N₂ + 3H₂ ⇌ 2NH₃

339K

det| 10 2 ; 3 11 | = 104

177K

E = mc²

∇²z = 0

358K

det| 1 4 ; 3 2 | = -10

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 7 4 ; 4 8 | = 40

399K

F = ma

det| 3 6 ; 1 4 | = 6