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 20:27Z

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

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

CaCO₃ → CaO + CO₂

det| 9 4 ; 1 10 | = 86

289K

e^{i\pi} + 1 = 0

278K

e^{i\pi} + 1 = 0

PV = nRT

339K

∇²β = 0

177K

∂n/∂θ = 3n

358K

\oint_C \vec{F}\cdot d\vec{r} = 0

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

det| 4 7 ; 2 5 | = 6

316K

2H₂ + O₂ → 2H₂O

11K