Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
\frac{7}{7} \sum_{i=1}^{n} i^{2}
46K
2H₂ + O₂ → 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 3 6 ; 1 4 | = 6
339K
∫₀^∞ e^(-α²) dα = √π / 2
177K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
121K
∫₀^∞ e^(-γ²) dγ = √π / 2
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
∫₀^∞ e^(-θ²) dθ = √π / 2
11K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
det| 8 8 ; 6 9 | = 24
67K
CH₄ + 2O₂ → CO₂ + 2H₂O
97K
det| 4 1 ; 0 5 | = 20
338K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
276K
det| 4 1 ; 2 5 | = 18
256K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
396K