A mathematical analysis of a pendulum system reveals the relevance to quantum systems of the classical concept of ‘monodromy’ — why a falling cat always lands the right way up. Cushman et al. show ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For the most part, the mechanisms of the natural world around us, including sound, operate in the ...

Digital video is a method of representing the infinite variations of video signal levels inside a specified limit (e.g. 0mV to 700mV) as a limited number of binary numbers. Figure 1 shows a simplified ...