As in recent numbers of NATURE my views on analysis have been quoted, and not very correctly, I ask for space to state them more explicitly. I see truth in the quaternion analysis and in the vector ...

Imagine winding the hour hand of a clock back from 3 o’clock to noon. Mathematicians have long known how to describe this rotation as a simple multiplication: A number representing the initial ...

You can never have enough pitching. It's a cliché that's as ingrained to baseball as the curveball or the seeing-eye single. And if the spring is any indicaton, it's a mantra that could end up working ...