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 20:20Z

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

\frac{8}{6} \sum_{i=1}^{n} i^{2}

46K

F = G m₁m₂ / r²

468K

CaCO₃ → CaO + CO₂

det| 9 4 ; 1 10 | = 86

289K

\frac{4}{6} \sum_{i=1}^{n} i^{2}

278K

e^{i\pi} + 1 = 0

iħ ∂ψ/∂t = Ĥψ

339K

7y² + 9y + 1 = 0

177K

4t² + 3t + 3 = 0

358K

iħ ∂ψ/∂t = Ĥψ

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

\lim_{α\to 0} \frac{\sin α}{α} = 1

316K

∂n/∂θ = 3n

11K