Σ index Rxn set 8 Ledger /9 Matrix 23 Batch 16 Batch 22 Σ#12 Ledger /15 Eq pack 1 Ledger /21

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-18 22:26Z

det| 5 7 ; 7 6 | = -19

F = G m₁m₂ / r²

40K

det| 7 4 ; 4 8 | = 40

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

d/dy [y^7] = 7y^6

138K

ω = 2πf

138K

6n² + 8n + 4 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

176K

∇ × E = −∂B/∂t

67K

∇²φ = 0

CaCO₃ → CaO + CO₂

306K

2β² + 9β + 3 = 0

322K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

374K

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

112K

5y² + 8y + 1 = 0