Journal of Approximation Theory · 1989 · 32 citations · 12 references
Natural SciencesMathematicsDiscrete MathematicsOptimizationSet TheoryContinuous OptimizationMappingMetric GeometryMetric SelectionMetric SpacesSelection PrinciplesContinuous MappingsContraction MappingsMetric MappingMetric Selection CriteriaProjections
12
E. Michael · American Mathematical Monthly · 1956 · 158 citations
E. Michael · American Mathematical Monthly · 1956 · 102 citations