Packet-trains can be periodic.Logical formLearned from6 sentences. An abandonment can be periodic.Logical formLearned from6 sentences. (Drought conditions) can be periodic.Logical formLearned from6 sentences. A broadcast can be periodic.Logical formLearned from6 sentences. A downtime can be periodic.Logical formLearned from6 sentences. Podcasts can be periodic.Logical formLearned from6 sentences. A theory can be periodic.Logical formLearned from6 sentences. A stocking can be periodic.Logical formLearned from6 sentences. A curve can be periodic.Logical formLearned from6 sentences. (Health assessments) can be periodic.Logical formLearned from6 sentences. An element can be periodic.Logical formLearned from6 sentences. Advice can be periodic.Logical formLearned from6 sentences. Obligations can be periodic.Logical formLearned from6 sentences. Sections can be periodic.Logical formLearned from6 sentences. Periodic (boundary conditions) may be used.Logical formLearned from6 sentences.