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Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:02Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

ω = 2πf

446K

3x² + 3x + 6 = 0

\frac{2}{2} \sum_{i=1}^{n} i^{2}

144K

5φ² + 1φ + 1 = 0

371K

∇²t = 0

d/dt [t^3] = 3t^2

259K

8ψ² + 7ψ + 0 = 0

86K

7z² + 2z + 0 = 0

iħ ∂ψ/∂t = Ĥψ

224K

\lim_{t\to 0} \frac{\sin t}{t} = 1

234K

det| 4 2 ; 5 5 | = 10

5z² + 8z + 3 = 0

218K

11t² + 9t + 4 = 0

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ

\lim_{x\to 0} \frac{\sin x}{x} = 1

11θ² + 6θ + 7 = 0