In mathematics, direct proof is to show that a given statement is true by simple combination of existing theorems with/without some mathematical manipulations.
All Wikipedia text
is available under the
terms of the GNU Free Documentation License
Search Encyclopedia
Search over one million articles, find something about almost anything!
... for Deutsche Bahn, the major German railway company
DB is the abbreviation of Dominion Breweries[?], a major beer brewing company of New Zealand.
Th ...