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 20:22Z

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

E = mc²

46K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

468K

CaCO₃ → CaO + CO₂

2H₂ + O₂ → 2H₂O

289K

det| 7 2 ; 7 8 | = 42

278K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

5z² + 8z + 3 = 0

177K

∑_{k=1}^{n} k = n(n+1)/2

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

det| 3 1 ; 7 4 | = 5

399K

det| 9 4 ; 1 10 | = 86

316K

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

11K