Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:37Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
384K
det| 7 4 ; 4 8 | = 40
385K
det| 11 9 ; 4 12 | = 96
∇ × E = −∂B/∂t
5z² + 5z + 0 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
293K
det| 12 2 ; 2 13 | = 152
34K