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 22:11Z

det| 5 7 ; 7 6 | = -19

det| 4 8 ; 3 5 | = -4

40K

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

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

CH₄ + 2O₂ → CO₂ + 2H₂O

138K

4y² + 3y + 7 = 0

138K

6n² + 8n + 4 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

176K

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

67K

∇²φ = 0

F = G m₁m₂ / r²

306K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

322K

∑_{k=1}^{n} k = n(n+1)/2

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

374K

det| 9 4 ; 1 10 | = 86

112K

d/dz [z^11] = 11z^10

247K

∑_{k=1}^{n} k = n(n+1)/2

417K