Figure 1From: A preconditioned fast collocation method for a linear bond-based peridynamic modelThe left figure (a) shows the relationship between the domain Ω and the boundary zone \(\varOmega _{c}\) with width δ; The right figure (b) represents the integral domain \(B_{\delta }(\mathbf{x})\) in (1), which is an open disk centered at x with a radius δBack to article page