Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
\frac{12}{4} \sum_{i=1}^{n} i^{2}
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{z\to 0} \frac{\sin z}{z} = 1
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\frac{7}{7} \sum_{i=1}^{n} i^{2}
399K
det| 9 8 ; 1 10 | = 82
det| 10 1 ; 1 11 | = 109
387K
∂ω/∂t = 2ω
det| 6 1 ; 5 7 | = 37
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
97K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
338K
∫₀^∞ e^(-ω²) dω = √π / 2
276K
\lim_{α\to 0} \frac{\sin α}{α} = 1
346K
det| 3 9 ; 1 4 | = 3
396K