Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 20:28Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-θ²) dθ = √π / 2
269K
12ω² + 6ω + 7 = 0
d/dn [n^4] = 4n^3
det| 9 4 ; 1 10 | = 86
344K
det| 12 9 ; 5 13 | = 111
91K
∫₀^∞ e^(-t²) dt = √π / 2
201K
∑_{k=1}^{n} k = n(n+1)/2
295K