Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
2H₂ + O₂ → 2H₂O
det| 1 7 ; 7 2 | = -47
289K
det| 9 8 ; 0 10 | = 90
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
358K
det| 4 9 ; 6 5 | = -34
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11K
∫₀^∞ e^(-ω²) dω = √π / 2
387K
∑_{k=1}^{n} k = n(n+1)/2
67K
∫₀^∞ e^(-x²) dx = √π / 2
276K