Using this system of coordinates, the equation defines the neutral plane Z(x1, x2) of the wing where x1 is the distance in the approach flow direction and (x2) is the distance along the span. For shockfree entry at cruising speed the centreline of the cross-sectional profiles is ...
Exxon and Chevron, to sell 40% of Yukos Oil (for the sum of $25 billion). Had this deal gone through, Russia’s economic and financial independence would be over. This 40% stake would have given Washington, the US oil giants, and the Rockefeller family a de facto veto power over futu...