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A plot of Lorenz' strange attractor for values ρ=28, σ = 10, β = 8/3. The butterfly effect or sensitive dependence on initial conditions is the property of a dynamical system that, starting from any of various arbitrarily close alternative initial conditions on the attractor, the iterated points will become arbitrarily spread out from each other.
A map showing the locations of the United States (orange) and Greenland (green) Since the 19th century, the United States has considered, and made, several attempts to purchase the island of Greenland from Denmark, as it did with the Danish West Indies in 1917.
Presidential elections were held in the United States on November 6, 1984. Incumbent Republican President Ronald Reagan and his running mate, incumbent Vice President George H. W. Bush, were reelected to a second term in a landslide.
The Starry Night is an oil-on-canvas painting by the Dutch Post-Impressionist painter Vincent van Gogh, painted in June 1889.It depicts the view from the east-facing window of his asylum room at Saint-Rémy-de-Provence, just before sunrise, with the addition of an imaginary village.