Located in Columbia, Canada; the Williston Lake is one of the largest manmade lakes available. The lake build on the Peace River and covers an area of about 251 km long and 155 km wide totaling up to 1,761 square km.
An axiom or postulate is a premise or starting point of reasoning. As classically conceived, an axiom is a premise so evident as to be accepted as true without controversy.
The arithmetical half of mathematics, which had been gradually growing into algebra, and had decidedly established itself as such in the Ad logisticen speciosam notae priores of Francois Vieta (1540-1603), supplied to some extent the means of generalizing geometry.