Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:54Z
∑_{k=1}^{n} k = n(n+1)/2
3x² + 3x + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
144K
∑_{k=1}^{n} k = n(n+1)/2
371K
∇²t = 0
7z² + 2z + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
224K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
234K
det| 4 2 ; 5 5 | = 10
2H₂ + O₂ → 2H₂O
det| 4 8 ; 3 5 | = -4
402K