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 22:20Z

det| 5 7 ; 7 6 | = -19

det| 12 1 ; 5 13 | = 151

40K

∑_{k=1}^{n} k = n(n+1)/2

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

138K

10y² + 5y + 6 = 0

138K

6n² + 8n + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

176K

8ψ² + 7ψ + 0 = 0

67K

∇²φ = 0

5r² + 7r + 0 = 0

306K

iħ ∂ψ/∂t = Ĥψ

322K

∑_{k=1}^{n} k = n(n+1)/2

∇²ψ = 0

374K

det| 11 9 ; 0 12 | = 132

112K

5y² + 8y + 1 = 0

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

247K

N₂ + 3H₂ ⇌ 2NH₃

417K

ΔS ≥ 0

AgNO₃ + NaCl → AgCl↓ + NaNO₃