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

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

40K

det| 7 4 ; 4 8 | = 40

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 5 6 ; 4 6 | = 6

138K

7φ² + 3φ + 6 = 0

138K

6n² + 8n + 4 = 0

det| 6 4 ; 4 7 | = 26

176K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

67K

∇²φ = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

306K

∫₀^∞ e^(-x²) dx = √π / 2

322K

∑_{k=1}^{n} k = n(n+1)/2

F = ma

374K

N₂ + 3H₂ ⇌ 2NH₃

112K

∑_{k=1}^{n} k = n(n+1)/2

247K

ω = 2πf

417K