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 22:19Z

det| 5 7 ; 7 6 | = -19

2y² + 8y + 7 = 0

40K

det| 4 2 ; 3 5 | = 14

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 7 4 ; 4 8 | = 40

138K

det| 2 6 ; 0 3 | = 6

138K

6n² + 8n + 4 = 0

F = G m₁m₂ / r²

176K

det| 7 7 ; 4 8 | = 28

67K

∇²φ = 0

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

306K

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

322K

∑_{k=1}^{n} k = n(n+1)/2

d/dx [x^5] = 5x^4

374K

∇ × E = −∂B/∂t

112K