Proceedings can be mathematical.Logical formLearned from9 sentences. A mathematical equation may stand.Logical formLearned from9 sentences. A whiz can be mathematical.Logical formLearned from9 sentences. (Optimization methods) can be mathematical.Logical formLearned from9 sentences. A calendar can be mathematical.Logical formLearned from9 sentences. A (term googol) can be mathematical.Logical formLearned from9 sentences. Mathematical problems may pertain-to ages.Logical formLearned from9 sentences. An observation can be mathematical.Logical formLearned from9 sentences. Certainties can be mathematical.Logical formLearned from9 sentences. An absurdity can be mathematical.Logical formLearned from9 sentences. An analysis can be mathematical.Logical formLearned from9 sentences. Mathematical models may show that something-is-the-case.Logical formLearned from9 sentences. (Modeling studies) can be mathematical.Logical formLearned from9 sentences. Mathematical models can be for problems.Logical formLearned from9 sentences. Mathematical models can be nonlinear.Logical formLearned from9 sentences.