Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 06:05Z
det| 3 9 ; 6 4 | = -42
∑_{k=1}^{n} k = n(n+1)/2
446K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
144K
2z² + 2z + 5 = 0
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
234K
∫₀^∞ e^(-t²) dt = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
218K
2H₂ + O₂ → 2H₂O
det| 4 5 ; 7 5 | = -15
7r² + 7r + 5 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2