Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 20:40Z
∑_{k=1}^{n} k = n(n+1)/2
det| 8 5 ; 3 9 | = 57
269K
12ω² + 6ω + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
158K
d/dn [n^4] = 4n^3
∫₀^∞ e^(-t²) dt = √π / 2
201K
det| 11 5 ; 0 12 | = 132
399K