Question

proving statements by reasoning from accepted postulates, definitions, theories and given info. what is it?

Answer 1

the deductive method

Answer 2

as opposed to the inductive method, where we infer statements from many instances , such as 'the sun will rise tomorrow ' can be inferred from yesterday the sun rising and the day before the sun rising...

Answer 3

is that clear?

Answer 4

it might be easier to explain with an example. geometry is an example of a deductive method, and science is an example of inductive method.