Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:59Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
385K
det| 11 9 ; 4 12 | = 96
Fe₂O₃ + 3CO → 2Fe + 3CO₂
163K
det| 9 4 ; 1 10 | = 86
259K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
293K
det| 5 2 ; 3 6 | = 24
110K