## Historical Events

### Historic Event

1675-10-29 Gottfried Wilhelm Leibniz makes the first use of the long s, ∫, for integral, helping discover integral and differential calculus

- 1675-11-11 German mathematician Gottfried Wilhelm Leibniz demonstrates integral calculus for the first time to find the area under the graph of y = f(x) function

## Famous Birthdays

### Gottfried Wilhelm Leibniz (1646-1716)

1646-07-01 German mathematician and philosopher (differential and integral calculus), born in Leipzig, Holy Roman Empire

- 1654-12-27 Jacob Bernoulli, Swiss mathematician known for his contributions to calculus, born in Basel, Switzerland (d. 1705)

### Carl Friedrich Gauss (1777-1855)

1777-04-30 German mathematician considered one of the greatest of all time (Gaussian distribution, fundamental theorem of algebra), born in Brunswick, Germany

- 1791-04-09 George Peacock, English mathematician (algebraic theory), born in County Durham, England (d. 1858)
- 1815-11-02 George Boole, English mathematician (Boolean algebra), born in Lincoln, England (d. 1864)
- 1841-11-25 Ernst Schröder, German mathematician (algebraic logic), born in Mannheim, Baden, Germany (d. 1902)
- 1842-08-16 Jakob Rosanes, German mathematician (algebraic geometry and invariant theory), born in Brody, Ukraine (d. 1922)
- 1873-03-29 Tullio Levi-Civita, Italian mathematician (Tensor calculus), born in Padua, Italy (d. 1941)
- 1899-04-24 Oscar Zariski, Russian mathematician (algebraic geometry), born in Kobrin, Russian Empire (d. 1986)
- 1906-05-06 André Weil, French mathematician (foundational work in number theory and algebraic geometry), born in Paris (d. 1998)
- 1909-11-27 Anatoly Maltsev, Russian mathematician (decidability of various algebraic groups), born in Moscow (d. 1967)
- 1910-04-22 Norman Steenrod, American mathematician (algebraic topology), born in Dayton, Ohio (d. 1971)
- 1935-01-23 Robert Parris "Bob" Moses, American civil rights activist (Student Nonviolent Coordinating Committee (SNCC)), and educator (The Algebra Project), born in Harlem, New York City (d. 2021)

## Famous Deaths

- 1416-04-23 Blaise/Blasius of Parma, Italian astrologist, philosopher and algebra scholar, dies
- 1705-08-16 Jacob Bernoulli, Swiss mathematician known for his contributions to calculus, dies at 50

### Gottfried Wilhelm Leibniz (1646-1716)

1716-11-14 German philosopher and mathematician (differential and integral calculus), dies at 70

### Carl Friedrich Gauss (1777-1855)

1855-02-23 German mathematician considered one of the greatest of all time (Gaussian distribution, fundamental theorem of algebra), dies at 77

- 1858-11-08 George Peacock, English mathematician (algebraic theory), dies at 67
- 1864-12-08 George Boole, English mathematician (Boolean algebra), dies at 49
- 1902-06-16 Ernst Schröder, German mathematician (algebraic logic), dies at 60
- 1922-01-06 Jakob Rosanes, German mathematician (algebraic geometry and invariant theory), dies at 79
- 1967-06-07 Anatoly Maltsev, Russian mathematician (decidability of various algebraic groups), dies at 57
- 1971-10-14 Norman Steenrod, American mathematician (algebraic topology), dies at 61
- 1986-07-04 Oscar Zariski, Russian mathematician (algebraic geometry), dies at 87
- 1998-08-06 André Weil, French mathematician (foundational work in number theory and algebraic geometry), dies at 92
- 2021-07-25 Robert Parris "Bob" Moses, American civil rights activist (Student Nonviolent Coordinating Committee (SNCC)), and educator (The Algebra Project), dies at 86