Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-19 02:39Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
115K
det| 7 4 ; 4 8 | = 40
322K
10x² + 6x + 4 = 0
det| 4 6 ; 0 5 | = 20
368K
det| 8 2 ; 7 9 | = 58
213K
E = mc²
det| 1 2 ; 7 2 | = -12
4K