Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:40Z
∑_{k=1}^{n} k = n(n+1)/2
det| 11 9 ; 4 12 | = 96
det| 7 4 ; 4 8 | = 40
259K
∇ × E = −∂B/∂t
Fe₂O₃ + 3CO → 2Fe + 3CO₂
305K
det| 10 2 ; 3 11 | = 104
57K
det| 12 9 ; 5 13 | = 111
300K
∑_{k=1}^{n} k = n(n+1)/2
34K