>>41
Study of things that do not have a formal and predictable system.

In mathematics, if you plug in the same sets of numbers into equations, you will always get the same answers. Everything, the rules, the system and the symbols, is useable from the start. The only thing left to discover in math are rules and shortcuts.

With the sciences, there are many different factors (some unknown) which will influence whether or not an experiment will turn out with the expected results.