Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:08Z
4y² + 8y + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
46K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
\lim_{x\to 0} \frac{\sin x}{x} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
177K
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
358K
\frac{7}{7} \sum_{i=1}^{n} i^{2}
121K
det| 1 1 ; 5 2 | = -3
316K
det| 6 3 ; 4 7 | = 30
387K
det| 4 7 ; 0 5 | = 20
144K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
97K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K