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.” ...

Our February Insights puzzle sent readers on a treasure hunt based on complex numbers. First we provided a bit of a primer, demonstrating that complex numbers (expressions of the form a + bi, where ...

Find Mathematics Quick Revision notes of the unit Complex Numbers. This quick revision notes provide complete formulae and important terms in Complex Number. Approximately 2-3 questions are asked in ...