preasymptotic en · ADJ
Etymology
From pre- + asymptotic.
Meanings
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(not-comparable) Prior to becoming asymptotic
We prove that for compactly perturbed elliptic problems, where the corresponding bilinear form satisfies a Garding inequality, adaptive mesh-refinement is capable of overcoming the preasymptotic behavior and eventually leads to convergence with optimal algebraic rates.
2016, Alex Bespalov, Alexander Haberl, Dirk Praetorius, “Adaptive FEM with coarse initial mesh guarantees optimal convergence rates for compactly perturbed elliptic problems”, in arXiv: