Isochrones can be theoretical.Logical formLearned from13 sentences. A doctorate can be in theoretical physics.Logical formLearned from13 sentences. A dispute can be theoretical.Logical formLearned from13 sentences. Counterparts can be theoretical.Logical formLearned from13 sentences. Deductions can be theoretical.Logical formLearned from13 sentences. Tests can be theoretical.Logical formLearned from13 sentences. A need can be theoretical.Logical formLearned from13 sentences. Risks can be theoretical.Logical formLearned from13 sentences. A move can be theoretical.Logical formLearned from13 sentences. An unit can be theoretical.Logical formLearned from12 sentences. Biases can be theoretical.Logical formLearned from12 sentences. (Research interests) can be theoretical.Logical formLearned from12 sentences. Contributions can be to theoretical physics.Logical formLearned from12 sentences. An approach can be theoretical.Logical formLearned from12 sentences. Cosmologists can be theoretical.Logical formLearned from12 sentences.