Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
\frac{5}{4} \sum_{i=1}^{n} i^{2}
46K
det| 8 4 ; 3 9 | = 60
468K
2H₂ + O₂ → 2H₂O
det| 3 9 ; 7 4 | = -51
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
det| 4 3 ; 0 5 | = 20
358K
det| 3 9 ; 1 4 | = 3
121K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
316K
det| 9 8 ; 1 10 | = 82
\frac{6}{3} \sum_{i=1}^{n} i^{2}
11K
∂ω/∂t = 2ω
det| 3 3 ; 0 4 | = 12
144K
∑_{k=1}^{n} k = n(n+1)/2
67K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
97K
det| 7 1 ; 4 8 | = 52
276K