Numerical algorithms can be abstract.Logical formLearned from2 sentences. A (parent type) can be abstract.Logical formLearned from2 sentences. A simulator can be abstract.Logical formLearned from2 sentences. A (timing verifier) can be abstract.Logical formLearned from2 sentences. An abstract (syntax tree) can be decorated.Logical formLearned from2 sentences. A paradigm of (abstraction refinement) may suggest a way of finding abstract models.Logical formLearned from2 sentences. Abstract concepts can be profound.Logical formLearned from2 sentences. (Communication actions) can be abstract.Logical formLearned from2 sentences. A kr can be abstract.Logical formLearned from2 sentences. A visual communication can be abstract.Logical formLearned from2 sentences. A tile can be abstract.Logical formLearned from2 sentences. Abstract concepts may undergo an expression.Logical formLearned from2 sentences. Abstract models can be constituted-of-or-filled-with interaction.Logical formLearned from2 sentences. Categorizations can be abstract.Logical formLearned from2 sentences. A claim of harm can be abstract.Logical formLearned from2 sentences.