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 23:34Z

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

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

40K

d/dx [x^5] = 5x^4

297K

∫₀^∞ e^(-r²) dr = √π / 2

det| 4 7 ; 2 5 | = 6

138K

det| 8 5 ; 3 9 | = 57

138K

7z² + 5z + 1 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

176K

∑_{k=1}^{n} k = n(n+1)/2

67K

∑_{k=1}^{n} k = n(n+1)/2

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

306K

λ = h/p

322K

N₂ + 3H₂ ⇌ 2NH₃

4y² + 3y + 7 = 0

374K

det| 9 4 ; 1 10 | = 86

112K