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My Most Active Categories

What is meant by the soul?

The term is not well-defined; different people may mean different things when they talk about the soul, or they might even use the term without having a clear idea what they r (MORE)

How do you find out that a number is prime or composite without checking factors?

There are several advanced methods, but they are all much more complicated than checking for factors. They are, however, efficient for extremely large numbers (such as the 300 (MORE)

What key in computer write Microgram?

For the "mu" symbol, I use Ctrl-Alt-M - but whether that works may depend on the operating system you have (I use Windows 7), and the keyboard layout you installed. If you don (MORE)