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

∑_{k=1}^{n} k = n(n+1)/2

40K

det| 10 3 ; 4 11 | = 98

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

F = G m₁m₂ / r²

138K

λ = h/p

138K

6n² + 8n + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

176K

det| 7 4 ; 4 8 | = 40

67K

∇²φ = 0

4y² + 3y + 7 = 0

306K

∑_{k=1}^{n} k = n(n+1)/2

322K

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

374K

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

112K

5y² + 8y + 1 = 0

E = mc²

247K

det| 1 7 ; 3 2 | = -19