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 23:43Z

\oint_C \vec{F}\cdot d\vec{r} = 0

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

40K

det| 2 7 ; 7 3 | = -43

297K

∫₀^∞ e^(-r²) dr = √π / 2

e^{i\pi} + 1 = 0

138K

det| 4 6 ; 0 5 | = 20

138K

7z² + 5z + 1 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

176K

∑_{k=1}^{n} k = n(n+1)/2

67K

∑_{k=1}^{n} k = n(n+1)/2

d/dx [x^3] = 3x^2

306K

det| 7 4 ; 4 8 | = 40

322K

N₂ + 3H₂ ⇌ 2NH₃

d/dy [y^7] = 7y^6

374K

∂γ/∂θ = 2γ

112K

2t² + 5t + 1 = 0

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

247K

N₂ + 3H₂ ⇌ 2NH₃

417K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂