Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
det| 4 7 ; 0 5 | = 20
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
11K
det| 12 7 ; 7 13 | = 107
387K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
346K
det| 4 1 ; 2 5 | = 18
256K