Σ index Σ#6 Batch 4 Rxn set 8 Batch 10 Ledger /15 Ledger /21 Eq pack 13 Matrix 5 Eq pack 1 Ledger /9

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-21 08:35Z

∑_{k=1}^{n} k = n(n+1)/2

iħ ∂ψ/∂t = Ĥψ

383K

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

436K

det| 5 5 ; 1 6 | = 25

7y² + 7y + 0 = 0

26K

det| 9 4 ; 1 10 | = 86

355K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

F = G m₁m₂ / r²

348K

2H₂ + O₂ → 2H₂O

228K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

440K

∫₀^∞ e^(-y²) dy = √π / 2

28K