Some people claim that π equals 0 in the complex number system, but this statement is often misunderstood or taken out of context. This explanation clearly breaks down where the idea comes from, the ...

Figure 4. A snapshot, in time, of two complex numbers whose exponents, and thus their phase angles, change with time. The notion of negative frequency is often troubling to engineers who've spent so ...

As the speed of DSP's and digital hardware keeps increasing, software and digital hardware are replacing traditional analog hardware, making today's gizmos and gadgets smarter, more reliable, less ...