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 22:20Z

det| 5 7 ; 7 6 | = -19

∑_{k=1}^{n} k = n(n+1)/2

40K

ΔS ≥ 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∫₀^∞ e^(-y²) dy = √π / 2

138K

CH₄ + 2O₂ → CO₂ + 2H₂O

138K

6n² + 8n + 4 = 0

det| 12 9 ; 5 13 | = 111

176K

det| 9 4 ; 1 10 | = 86

67K

∇²φ = 0

F = G m₁m₂ / r²

306K

\lim_{α\to 0} \frac{\sin α}{α} = 1

322K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

374K

d/dt [t^3] = 3t^2

112K

5y² + 8y + 1 = 0

∇²r = 0

247K

F = ma

417K