Was reading a lot about time this last week and came across again the problem of motion and Zeno’s arrow paradox. To remind you it says that when an arrow is in flight it must at any instant in time occupy a particular position in space. 458 more words
Tags » Mathematics
This is a strange little book – and while I am happy to recommend it, I am not really clear in my own mind what sort of a book it is meant to be. 83 more words
5OA.1 Use parentheses, brackets, or braces in numerical expressions, and evaluate expressions with these symbols.
Why is it important to follow an order of operations? 72 more words