Jacques Charles François Sturm
French mathematician and theorist
Born
Died
Category
Thinkers & Philosophers
Country
France
Links & References
Contributed significantly to mathematics and the field of physics. Developed Sturm's theorem, which provides a method for determining the number of real roots of a polynomial within a given interval. Served as a professor at the University of Strasbourg and held prominent academic positions throughout his career. Published several influential works that shaped modern mathematical theories.
Developed Sturm's theorem for polynomial roots
Served as a professor at the University of Strasbourg
Published contributions in mathematics and physics
Other People Born on September 29th
Mykhailo Hrushevskyi
Ukrainian historian and politician
Born
September 29th, 1866 159 years ago
Died
1934 91 years ago — 68 years old
A significant figure in Ukraine's history, focused on Ukrainian nationalism and the development of Ukrainian historiography. Played a pivotal role in the establishment of the Ukrainian National Republic in the early 20th century. Contributed extensively to the understanding of Ukrainian culture and identity through various writings and lectures. Respected as a prominent intellectual in the Ukrainian national movement, advocating for political and social reforms.
Continue ReadingEdward Pulsford
Politician and free-trade campaigner
Born
September 29th, 1844 181 years ago
Died
September 29th, 1919 106 years ago — 75 years old
Born in England, this individual moved to Australia and became involved in politics. Focused on advocating for free trade, played a significant role in shaping economic policies. Served as a member of the New South Wales Legislative Assembly during his political career, contributing to various legislative reforms. Efforts in promoting free trade were pivotal in influencing regional economic discussions and aligning with broader economic trends of the time.
Continue ReadingHugo Haase
German lawyer and politician
Born
September 29th, 1863 162 years ago
Died
November 7th, 1919 106 years ago — 56 years old
Acted as a prominent lawyer and jurist in Germany, contributing to legal reforms. Engaged in politics and became a member of the Social Democratic Party. Served in the German Reichstag and advocated for workers' rights. Played a significant role in shaping policies during the post-World War I period. Participated actively in debates surrounding the Weimar Constitution and its implications.
Continue ReadingMiguel Miramón
Unconstitutional President of Mexico
Born
September 29th, 1832 193 years ago
Died
June 19th, 1867 158 years ago — 34 years old
Served as President of Mexico during the Second Mexican Empire. Focused on consolidating power and maintaining support for Emperor Maximilian I. Led military campaigns against Republican forces during the French intervention in Mexico. Despite initial successes, faced significant opposition and declining public support. Defeated in 1867, marking the end of the empire and restoration of the republic. After his defeat, fled the country and eventually returned to Mexico, where he continued to be involved in military and political affairs until his death.
Continue ReadingPete McCloskey
American politician and environmental advocate
Born
September 29th, 1927 98 years ago
Died
May 8th, 2024 1 years ago — 96 years old
Served as a United States Congressman representing California's 11th congressional district from 1967 to 1975. Played a significant role in the anti-war movement during the Vietnam War, advocating for peace and environmental conservation. Participated in various important legislative efforts related to environmental policies. After leaving Congress, continued to work on environmental issues and supported conservation initiatives throughout California.
Continue ReadingHerbert Agar
American journalist and historian
Born
September 29th, 1897 128 years ago
Died
November 24th, 1980 45 years ago — 83 years old
Contributed significantly to American historical literature as a journalist and historian. Focused on the relationship between the past and present in works of historical analysis. Wrote influential pieces that shaped the understanding of American democracy and its development. Engaged in various editorial roles which informed public discourse on historical events and their ramifications.
Continue ReadingOther People Who Died on December 15th
Calestous Juma
Academic and innovation expert
Born
1953 72 years ago
Died
December 15th, 2017 8 years ago — 64 years old
An academic with a focus on science, technology, and innovation policy. Played a significant role in promoting sustainable development, especially in Africa. Served as a professor at Harvard University, where contributions included work in biotechnology and sustainable agriculture. Published extensively on innovation and development strategies and mentored many students and professionals in the field.
Continue ReadingEdward Underdown
English actor and jockey
Born
1908 117 years ago
Died
December 15th, 1989 36 years ago — 81 years old
An accomplished actor and jockey, this individual contributed to the film and television industry as well as the sport of horse racing. In acting, prominence arose through participation in productions such as the films 'The Man Who Knew Too Much' and 'The Ladykillers'. The theatrical career also included notable work on stage, showcasing talent in various London venues. As a jockey, success included riding winners in several prestigious races before transitioning fully to acting. The unique blend of talents in both acting and horse racing demonstrated versatility in performances across different media.
Continue ReadingOttokar I
Duke of Bohemia during the early 13th century
Born
1155 870 years ago
Died
December 15th, 1230 795 years ago — 75 years old
Ruled as the Duke of Bohemia from around 1192 until death in 1230. Restructured the duchy into a significant political entity within the Holy Roman Empire. Aligned with influential nobles and managed to consolidate power during a tumultuous period. Established relations with the Church that helped to stabilize his reign. His tenure set the groundwork for the later rise of the kingdom of Bohemia.
Continue ReadingJohannes Vermeer
Dutch painter with masterful light
Born
October 31st, 1632 393 years ago
Died
December 15th, 1675 350 years ago — 43 years old
Active during the Dutch Golden Age, this painter specialized in domestic interior scenes and the subtle interplay of light and color. The artist's technique in using various compositions and textures is evident in works such as 'Girl with a Pearl Earring' and 'The Milkmaid.' Vermeer produced around 35 paintings, each showcasing meticulous detail and a distinctive charm. The lack of extensive documentation has led to fascination and scholarly interest in this artist's life and techniques, making the surviving works immensely valuable and influential in art history. The artist's works often depict women engaged in everyday activities, revealing a remarkable narrative quality.
Continue ReadingClay Regazzoni
Swiss Formula One race car driver
Born
1939 86 years ago
Died
December 15th, 2006 19 years ago — 67 years old
A Swiss race car driver gained prominence in Formula One during the 1970s. Regazzoni drove for several teams, most notably Ferrari, where significant achievements occurred. He participated in 132 Grands Prix, achieving 5 race victories. Regazzoni's career included remarkable performances, showcasing skill and determination on the racetrack. His time with the Scuderia Ferrari team highlighted competitive spirit and technical prowess. Regazzoni suffered a severe injury in an accident during the race, which impacted his career. Despite challenges, he continued to race and remained influential in motorsport.
Continue ReadingEryue He
Historical fiction writer
Born
1945 80 years ago
Died
December 15th, 2018 7 years ago — 73 years old
A prominent writer in the historical fiction genre with a focus on Chinese history. Works include novels that explore the intricacies of historical events and characters, contributing to the richness of Chinese literature. Notable works reflect the struggles and triumphs of various dynasties, blending fact with fiction. The literary style combines detailed narrative with cultural elements, appealing to both scholars and general readers. Achievements include establishing a legacy in historical storytelling.
Continue Reading