Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:12Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
446K
3x² + 3x + 6 = 0
det| 9 4 ; 1 10 | = 86
144K
det| 9 8 ; 3 10 | = 66
371K
∇²t = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
259K
\lim_{t\to 0} \frac{\sin t}{t} = 1
86K
7z² + 2z + 0 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
224K
det| 4 2 ; 5 5 | = 10
11t² + 9t + 4 = 0
2H₂ + O₂ → 2H₂O
iħ ∂ψ/∂t = Ĥψ
\lim_{x\to 0} \frac{\sin x}{x} = 1
11θ² + 6θ + 7 = 0