Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-19 19:54Z
det| 7 8 ; 4 8 | = 24
det| 1 4 ; 2 2 | = -6
115K
∇²ω = 0
12α² + 6α + 5 = 0
det| 12 1 ; 4 13 | = 152
331K
∇²r = 0
det| 11 4 ; 5 12 | = 112
40K
det| 8 2 ; 7 9 | = 58
370K
∑_{k=1}^{n} k = n(n+1)/2