Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:11Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
289K
det| 2 3 ; 6 3 | = -12
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
339K
\lim_{t\to 0} \frac{\sin t}{t} = 1
177K
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
358K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
121K
CaCO₃ → CaO + CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
399K
det| 9 2 ; 7 10 | = 76
316K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
\oint_C \vec{F}\cdot d\vec{r} = 0
144K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
348K