Σ index Eq pack 13 Batch 4 Eq pack 19 Batch 16 Matrix 23 Matrix 11 Eq pack 7 Σ#24 Rxn set 8 Rxn set 14 Matrix 5 Σ#12 Eq pack 1

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-20 21:45Z

\binom{n}{k} = \frac{n!}{k!(n-k)!}

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

445K

E = mc²

193K

λ = h/p

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

322K

det| 9 4 ; 1 10 | = 86

235K

det| 10 8 ; 1 11 | = 102

∑_{k=1}^{n} k = n(n+1)/2

212K

∫₀^∞ e^(-φ²) dφ = √π / 2

362K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

179K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

405K