Σ index Batch 16 Eq pack 1 Rxn set 2 Ledger /3 Rxn set 8 Σ#18 Matrix 11 Eq pack 25 Eq pack 13 Ledger /9 Σ#24 Batch 10 Ledger /21

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-21 05:50Z

ω = 2πf

Fe₂O₃ + 3CO → 2Fe + 3CO₂

430K

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

197K

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

F = G m₁m₂ / r²

281K

∇ × E = −∂B/∂t

73K

∇ × E = −∂B/∂t

∇ × E = −∂B/∂t

143K

∑_{k=1}^{n} k = n(n+1)/2

248K

e^{i\pi} + 1 = 0

det| 3 7 ; 2 4 | = -2

246K

N₂ + 3H₂ ⇌ 2NH₃

54K

2r² + 6r + 5 = 0

det| 7 4 ; 4 8 | = 40

469K

det| 9 2 ; 4 10 | = 82

∇²r = 0