Table 2 Recommendation for the numerical accuracy of solvers and interface iterations on basis of [28]
FSI | FSCI | [FS]CI | F[SC]I | |
|---|---|---|---|---|
\(\varepsilon _F\) | \(10^{-(p+2)}\) | \(10^{-(p+2)}\) | \(10^{-(p+4)}\) | \(10^{-(p+4)}\) |
\(\varepsilon _S\) | \(10^{-(p+2)}\) | \(10^{-(p+2)}\) | \(10^{-(p+4)}\) | \(10^{-(p+4)}\) |
\(\varepsilon _{\mathcal {I}}^{\text {inner}}\) | \(10^{-p}\) | \(10^{-p}\) | \(10^{-(p+2)}\) | \(10^{-(p+2)}\) |
\(\varepsilon _{\mathcal {I}}^{\text {outer}}\) | – | – | \(10^{-p}\) | \(10^{-p}\) |