Avkhadiev F.
(2006)
Let Ω be an open set in ℝn such that Ω ≠ ℝn. For 1 ≤ p < ∞, 1 < s < ∞ and δ = dist(x,∂Omega;) we estimate the Hardy constant cp(s, Ω) = sup{||f/δs/p||Lp(Ω): f ∈ C 0 ∞(Ω), ||(▽f)/δ s/p-1||Lp (Ω = 1} and some related quantities. ...