A sum can be signed.Logical formLearned from3 sentences. A (search warrant) can be signed.Logical formLearned from3 sentences. A curvature can be signed.Logical formLearned from3 sentences. A divide can be signed.Logical formLearned from3 sentences. Angles can be signed.Logical formLearned from3 sentences. A (power deal) can be signed.Logical formLearned from3 sentences. A fraction can be signed.Logical formLearned from3 sentences. A beam can be signed.Logical formLearned from3 sentences. An (add form) can be signed.Logical formLearned from3 sentences. Research can be signed.Logical formLearned from3 sentences. Conversations can be signed.Logical formLearned from3 sentences. A (letter request) can be signed.Logical formLearned from3 sentences. A napkin can be signed.Logical formLearned from3 sentences. A (resource record) can be signed.Logical formLearned from3 sentences. An url can be signed.Logical formLearned from3 sentences.