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 22:21Z

det| 5 7 ; 7 6 | = -19

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

40K

N₂ + 3H₂ ⇌ 2NH₃

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∑_{k=1}^{n} k = n(n+1)/2

138K

det| 6 6 ; 2 7 | = 30

138K

6n² + 8n + 4 = 0

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

176K

CH₄ + 2O₂ → CO₂ + 2H₂O

67K

∇²φ = 0

3n² + 2n + 4 = 0

306K

8ψ² + 7ψ + 0 = 0

322K

∇²ψ = 0

374K

∇ × E = −∂B/∂t

112K

det| 3 6 ; 0 4 | = 12

247K

iħ ∂ψ/∂t = Ĥψ

417K