Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
46K
2H₂ + O₂ → 2H₂O
CH₄ + 2O₂ → CO₂ + 2H₂O
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
177K
iħ ∂ψ/∂t = Ĥψ
AgNO₃ + NaCl → AgCl↓ + NaNO₃
121K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
67K
det| 7 4 ; 4 8 | = 40
97K
det| 4 5 ; 2 5 | = 10
338K
\frac{2}{9} \sum_{i=1}^{n} i^{2}
276K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
346K