Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:17Z
∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
384K
∫₀^∞ e^(-z²) dz = √π / 2
385K
det| 11 9 ; 4 12 | = 96
det| 7 4 ; 4 8 | = 40
163K
∑_{k=1}^{n} k = n(n+1)/2
259K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
305K
5z² + 5z + 0 = 0
det| 11 5 ; 0 12 | = 132
293K
∫₀^∞ e^(-ψ²) dψ = √π / 2
368K