Now, on to the subject of complex numbers. We have stayed away from this subject until now simply because we did not want to confuse things. Initially, it is easy to think of signals as “real valued.” ...

Have you ever sat in a math classroom and wondered, “When will I ever use this?” You might have asked yourself this question when you first encountered “imaginary” numbers, and with good reason: What ...

Today's artificial intelligence (AI) systems possess many skills but typically fall short when it comes to tackling complex math problems. That's why Google is excited that two of its DeepMind AI ...