A dense set can be constituted-of-or-filled-with periodic points.Logical formLearned from2 sentences. (Equipment donations) can be periodic.Logical formLearned from2 sentences. A preparation can be periodic.Logical formLearned from2 sentences. A refinement can be periodic.Logical formLearned from2 sentences. A vaginal ultrasound can be periodic.Logical formLearned from2 sentences. A move can be periodic.Logical formLearned from2 sentences. A person may have periodic (limb movement).Logical formLearned from2 sentences. (Boundary conditions) can be periodic.Logical formLearned from2 sentences. (Curvature surfaces) can be periodic.Logical formLearned from2 sentences. A (quality control) can be periodic.Logical formLearned from2 sentences. Transients can be periodic.Logical formLearned from2 sentences. Guidelines can be periodic.Logical formLearned from2 sentences. An (auction system) can be periodic.Logical formLearned from2 sentences. An (accounting report) can be periodic.Logical formLearned from2 sentences. (Luncheon seminars) can be periodic.Logical formLearned from2 sentences.