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 20:33Z

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

det| 11 5 ; 0 12 | = 132

46K

CH₄ + 2O₂ → CO₂ + 2H₂O

468K

CaCO₃ → CaO + CO₂

10ψ² + 5ψ + 0 = 0

289K

12y² + 5y + 7 = 0

278K

e^{i\pi} + 1 = 0

d/dt [t^3] = 3t^2

339K

∂α/∂r = 8α

177K

∑_{k=1}^{n} k = n(n+1)/2

358K

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

121K

ω = 2πf

399K

det| 9 4 ; 1 10 | = 86

316K

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

11K