A difficulty may pertain-to a discrete (logarithm problem).Logical formLearned from2 sentences. (Governing equations) can be discrete.Logical formLearned from2 sentences. (Field samples) can be discrete.Logical formLearned from2 sentences. (Flow results) can be discrete.Logical formLearned from2 sentences. A discrete set can be constituted-of-or-filled-with observations.Logical formLearned from2 sentences. (Point x-ray sources) can be discrete.Logical formLearned from2 sentences. (Market segments) can be discrete.Logical formLearned from2 sentences. A colormap can be discrete.Logical formLearned from2 sentences. Speeds can be discrete.Logical formLearned from2 sentences. Electrical components can be discrete.Logical formLearned from2 sentences. Instruments can be discrete.Logical formLearned from2 sentences. Themes can be discrete.Logical formLearned from2 sentences. (Specialist collections) can be discrete.Logical formLearned from2 sentences. Genetic data can be discrete.Logical formLearned from2 sentences. Microhabitats can be discrete.Logical formLearned from2 sentences.