7 ธันวาคม
1830 : Birthdate of the Italian geometer Antonio Luigi Gaudenzio Guiseppe Cremona. ชื่อพวกอิตาลี นี่ยาวจนโอเวอร์
1853 Cantor writes Dedekind that the real numbers are uncountable. Five days earlier he wrote that he "had never seriously concerned himself with the problem, since it seemed to have no practical value."
8 ธันวาคม
1632 : Albert Girard died. He introduced the abbreviation sin, tan, and sec for the trigonometric functions.
1831 : "Prof. Noether's lectures (she is a woman---a member of a noted mathematical family) are also excellent...Prof. Noether thinks fast and talks faster. As one listens, one must also think fast---and that is always excellent training. Furthermore, thinking fast is one of the joys of mathematics." Saunders MacLane, then a student at Gottingen, to his mother.
1864 : George Boole died from a feverish cold he got after walking two miles from his home in Queen's College at Cork, Ireland, in a drenching rain to teach his class.
9 ธันวาคม
1667 : William Whiston born. In 1701, Newton arranged for Whiston to succeed him as Lucasian professor. 1n 1710 he was deprived of the chair and driven from Cambridge for his unorthodox religious views.
1906 : Grace Hopper born.
1911 : Henri Poincare wrote the editor of a mathematical journal if, contrary to custom, an unfinished piece of work could be published. He explained that at his age he may not be able to finish it, but that his work might provide ideas for another. The paper was published and not long afterwards George David Birkhoff (1884-1944) completed the solution. Poincare died suddenly on July 17, 1912.
10 ธันวาคม
1269 : The Flemish Dominican Willem van Moerbeke completes the first translation of the works of Archimedes into Latin.
1478 : The Treviso Arithmetic, the first printed mathematics text, published.
1896 : Computer pioneer Augusta Ada Byron born.
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