Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
\frac{7}{7} \sum_{i=1}^{n} i^{2}
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 11 2 ; 2 12 | = 128
339K
iħ ∂ψ/∂t = Ĥψ
\frac{5}{8} \sum_{i=1}^{n} i^{2}
358K
CaCO₃ → CaO + CO₂
det| 4 5 ; 1 5 | = 15
399K
det| 9 8 ; 1 10 | = 82
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
387K
det| 11 7 ; 6 12 | = 90
338K
det| 4 8 ; 6 5 | = -28
276K