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 22:14Z

det| 5 7 ; 7 6 | = -19

det| 7 7 ; 4 8 | = 28

40K

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

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

138K

2H₂ + O₂ → 2H₂O

138K

6n² + 8n + 4 = 0

det| 3 6 ; 0 4 | = 12

176K

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

67K

∇²φ = 0

det| 9 4 ; 1 10 | = 86

306K

∑_{k=1}^{n} k = n(n+1)/2

322K

∑_{k=1}^{n} k = n(n+1)/2

det| 3 3 ; 4 4 | = 0

374K

7φ² + 3φ + 6 = 0

112K

5y² + 8y + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

247K

det| 1 7 ; 3 2 | = -19

ΔS ≥ 0

AgNO₃ + NaCl → AgCl↓ + NaNO₃