Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:02Z
∑_{k=1}^{n} k = n(n+1)/2
3x² + 3x + 6 = 0
det| 4 2 ; 6 5 | = 8
144K
∇²t = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
259K
CH₄ + 2O₂ → CO₂ + 2H₂O
234K
det| 7 4 ; 4 8 | = 40
218K
det| 10 2 ; 3 11 | = 104
354K
∫₀^∞ e^(-t²) dt = √π / 2
70K
det| 12 1 ; 5 13 | = 151
402K