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 22:28Z

det| 5 7 ; 7 6 | = -19

e^{i\pi} + 1 = 0

40K

det| 11 9 ; 5 12 | = 87

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∫₀^∞ e^(-r²) dr = √π / 2

138K

∑_{k=1}^{n} k = n(n+1)/2

138K

6n² + 8n + 4 = 0

∫₀^∞ e^(-t²) dt = √π / 2

176K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

67K

∇²φ = 0

PV = nRT

306K

12α² + 9α + 2 = 0

322K

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

374K

∇ × E = −∂B/∂t

112K

∇²x = 0

247K

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

417K