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 22:23Z

det| 5 7 ; 7 6 | = -19

∫₀^∞ e^(-x²) dx = √π / 2

40K

det| 9 4 ; 1 10 | = 86

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

138K

∑_{k=1}^{n} k = n(n+1)/2

138K

6n² + 8n + 4 = 0

det| 7 7 ; 4 8 | = 28

176K

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

67K

\frac{11}{6} \sum_{i=1}^{n} i^{2}

306K

11z² + 3z + 4 = 0

322K

2β² + 9β + 3 = 0

374K

1θ² + 2θ + 6 = 0

112K

λ = h/p

247K