Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 20:23Z
∑_{k=1}^{n} k = n(n+1)/2
12ω² + 6ω + 7 = 0
∫₀^∞ e^(-y²) dy = √π / 2
131K
det| 12 9 ; 5 13 | = 111
158K
d/dn [n^4] = 4n^3
det| 9 1 ; 1 10 | = 89
det| 7 4 ; 4 8 | = 40
139K
∑_{k=1}^{n} k = n(n+1)/2
344K