Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 22:45Z

∑_{k=1}^{n} k = n(n+1)/2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

384K

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

385K

det| 11 9 ; 4 12 | = 96

F = G m₁m₂ / r²

163K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

259K

∇ × E = −∂B/∂t

∇ × E = −∂B/∂t

305K

ω = 2πf

57K

5z² + 5z + 0 = 0

∇²z = 0

293K

det| 5 2 ; 3 6 | = 24

110K

det| 6 6 ; 3 7 | = 24

det| 7 4 ; 4 8 | = 40

300K

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

2H₂ + O₂ → 2H₂O