In The Irrationals, the first popular and comprehensive book on the subject, Julian Havil tells the story of irrational numbers and the mathematicians who have tackled their challenges, from antiquity to the twenty-first century.
Nicholas realized he was powerless. Tsar Nicholas II abdicated the throne on March 2, (according to the Russian Julian calendar; March 15 according to the western Gregorian calendar), in 1917. He signed an abdication document stepping down from the throne and nominating his brother Michael to succeed him.
Alexandra Feodorovna (Alix of Hesse) Alexandra Feodorovna (Russian: Ð°Ð»ÐµÐºÑÐ°Ð½Ð´ÑÐ° ÑÑÐ´Ð¾ÑÐ¾Ð²Ð½Ð°; 6 June 1872 â 17 July 1918) was Empress of Russia as the spouse of Nicholas II, the last ruler of the Russian Empire. Originally known as Alix of Hesse and by Rhine, she was a granddaughter of Queen Victoria of the United Kingdom.