Giovanni Girolamo Saccheri
Mathematician and philosopher, Saccheri's work

Born
September 5th, 1667
357 years ago
Died
October 25th, 1733
291 years ago — 66 years old
Category
Thinkers & Philosophers
Country
Italy
Links & References
An Italian priest and mathematician, significant contributions included investigations into non-Euclidean geometry. Saccheri formulated what is now known as Saccheri quadrilaterals, exploring the properties of geometric figures under different axioms. His work laid groundwork for later developments in the field of geometry and influenced mathematicians such as Gauss and Bolyai. Besides mathematics, his philosophical pursuits included discussions on the existence of God and the nature of knowledge.
Introduced Saccheri quadrilaterals
Contributed to the foundation of non-Euclidean geometry
Other People Born on September 5th
Maria of Orange-Nassau
Born into the House of Orange-Nassau, this individual was a prominent figure in the 17th century. She married William II, Prince of Orange, and became the mother of William III of England. Her marriage fortified alliances within European nobility. Her influence extended through her children, particularly William III, who played a significant role in the Glorious Revolution in England. The life and legacy of this princess were intertwined with the political landscape of Europe during her time.
Continue ReadingDenni Avdić
A professional footballer specialized as a forward. Began career with Malmö FF, contributing significantly to the team's offensive maneuvers. Later played for clubs in Sweden and abroad, showcasing notable skills in various leagues. Played as a key player for the Swedish national team in youth categories and participated in multiple international competitions.
Continue ReadingMarc-André Hamelin
A prominent pianist and composer, active since the late 20th century, gained recognition for exceptional performances and original compositions. Hamelin's repertoire includes works from various composers, showcasing both technical skill and interpretative depth. Celebrated for mastery in the works of composers such as Alkan and Busoni, his performances often feature novels compositions alongside traditional classical pieces. He has recorded numerous albums, earning multiple Grammy Award nominations. Hamelin contributes to the music community not only through performance but also through the commissioning of new works.
Continue ReadingLars Danielsson
A Swedish bassist, composer, and producer, contributed significantly to the jazz genre. Collaborated with various artists and participated in multiple international music festivals. Emphasized the integration of different musical styles and cultures in performances. Released numerous albums showcasing a blend of traditional jazz and modern influences, establishing a solid reputation within the music community.
Continue ReadingKristina Söderbaum
An actress and producer, achieved prominence in German cinema during the 1930s and 1940s. Gained attention for roles in Leni Riefenstahl's films, including 'Olympia' and 'Triumph of the Will'. Later worked in various European productions, earning acclaim for artistic contributions to film. Transitioned into producing, overseeing projects that reinforced her artistic vision. Continued to engage with the arts until her passing in 2001.
Continue ReadingT. J. Warren
Played college basketball at North Carolina State University, where averaged 24.9 points per game during the 2013-2014 season. Selected by the Phoenix Suns in the 2014 NBA Draft. Had a successful tenure with the Suns before being traded to the Indiana Pacers. Achieved a career-high 53 points in a game against the Philadelphia 76ers in 2019, showcasing scoring ability. Contributed significantly to the Pacers' performance in the NBA bubble during the 2020 playoffs, leading the team in scoring. Known for scoring mastery and versatility on the court.
Continue ReadingOther People Who Died on October 25th
Anthony, Duke of Brabant
Held the title of Duke of Brabant and played a significant role in the politics of the Low Countries during the late medieval period. Engaged in numerous military campaigns, including battles against the French during the Hundred Years' War. Participated in the Battle of Agincourt where he died in 1415. His leadership affected the political landscape and territorial disputes in the region.
Continue ReadingGregory Isaacs
A prominent reggae singer-songwriter, noted for contributions to the genre in the late 20th century. Originating from Jamaica, a significant career spanned several decades, producing numerous albums and hit songs. Achieved recognition for a smooth vocal style and romantic themes in music. 'Night Nurse' became one of the hallmark records, gaining international acclaim and solidifying a reputation as a leading figure in reggae music. Additionally, performances at various music festivals showcased talent and expanded a global audience.
Continue ReadingMichael de la Pole
Served as a military leader during the Hundred Years' War. Played a significant role in several battles, including the Battle of Agincourt, where he was killed in action. The title of Earl of Suffolk was associated with the influential de la Pole family during the 15th century, with contributions to both military and political endeavors in England. Held various positions within the royal court, providing counsel and support to the monarchy.
Continue ReadingEmanuel Steward
A notable figure in boxing, trained multiple world champions including Thomas Hearns and Lennox Lewis. Steward founded the Kronk Gym in Detroit, which became a significant training facility for numerous fighters. His expertise in boxing tactics and development of athletes earned him acclaim in the sport. Steward also served as a commentator for HBO Boxing, providing insights into fights and training regimens. His impact extended beyond the ring, as he developed a reputation as a mentor and coach in the boxing community.
Continue ReadingBill Graham
A prominent figure in the music industry, played a significant role in shaping concert promotion in the United States. Founded Bill Graham Presents, which became a major force in the concert business. Operated the Fillmore theaters in San Francisco and New York City, which hosted iconic performances from various artists. Organized major events such as the Day on the Green concerts and the historic Concert for Bangladesh.
Continue ReadingArvid Wallman
Competed in the 1920 Summer Olympics in Antwerp, Belgium. Participated in the men's 10-meter platform event. Achieved notable recognition for performances in both national and international diving competitions. Contributed to the popularity of diving in Sweden during the early 20th century.
Continue Reading