Tags: List of unsolved problems, Computer Science, 479, List of unsolved problems A list of unsolved problems may refer to several conjectures or open problems in various fields: Unsolved problems in artificial intelligence Unsolved problems in biology Unsolved problems in chemistry Unsolved problems in computer science Unsolved problems in economics Unsolved problems in linguistics Unsolved problems in mathematics Unsolved problems in medicine Unsolv, List of unsolved problems, English, Instruction Examples, Tutorials, Reference, Books, Guide kategori antropologi, pts-ptn.net