Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-19 19:07Z
det| 7 8 ; 4 8 | = 24
det| 1 4 ; 2 2 | = -6
115K
∇²ω = 0
det| 7 4 ; 4 8 | = 40
368K
∑_{k=1}^{n} k = n(n+1)/2
213K
12α² + 6α + 5 = 0
∇²r = 0
∫₀^∞ e^(-y²) dy = √π / 2
40K
∑_{k=1}^{n} k = n(n+1)/2