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131Grégoire de Saint-Vincent — (March 22 1584 Bruges – June 5 1667 Ghent), a Jesuit, was a mathematician who discovered that the area under a rectangular hyperbola (i.e. a curve given by xy = c ) is the same over [a,b] as over [c,d] when a/b = c/d. This discovery was… …
132List of rivers in U.S. insular areas — Rivers in U.S. insular areas is a list of rivers in territories of the United States. U.S. insular area river lists * Guam * Puerto Rico * U.S. Virgin Islands Hawaii is dealt with as a state rather than as islands in this list. State river lists… …
