Boris Delaunay

Mathematician known for Delaunay triangulation

Boris Delaunay - Scientists & Innovators born 1890
Born

1890
136 years ago

Died
Category

Scientists & Innovators

Country

Russia

Links & References

Contributed significantly to mathematics, particularly in topology and computational geometry. Developed the Delaunay triangulation, a fundamental structure in geometry that maximizes the minimum angle of triangles. Published works on the properties of polyhedra and Voronoi diagrams. Held a professorship and contributed to the education of future mathematicians.

Developed Delaunay triangulation

Contributed to Voronoi diagrams

Published significant mathematical works

Other People Who Died on July 17th

Frederick A. Johnson

American banker and politician
Born
January 2nd, 1833 193 years ago
Died
July 17th, 1893 133 years ago — 60 years old

A prominent figure in 19th-century banking and politics, his career spanned both finance and public service. Johnson served as a state senator and was recognized for his contributions to the banking industry during a period of significant economic growth. His efforts in legislative work focused on financial regulations and economic development, which shaped local economies. Engaged in community services and local governance, his influence extended beyond banking into broader public policy discussions.

Continue Reading

Jadwiga

Queen of Poland and Saint
Born
1374 652 years ago
Died
July 17th, 1399 627 years ago — 25 years old

Ascended to the throne of Poland in 1384, ruling as a powerful monarch. Introduced significant legal and educational reforms in the kingdom. Played a crucial role in the union between Poland and Lithuania, which shaped the future of Eastern Europe. Renowned for promoting Christianity and establishing the University of Kraków. Recognized as a saint by the Catholic Church in 1997.

Continue Reading

Maud Menten

Canadian physician and biochemist
Born
March 20th, 1879 147 years ago
Died
July 17th, 1960 66 years ago — 81 years old

Contributions to biochemistry included work on enzyme kinetics and histochemistry. Collaborated with Leonor Michaelis to describe the Michaelis-Menten equation, a foundational principle in enzyme kinetics. Menten's research also advanced understanding of enzyme reactions and tissue staining techniques. Held a faculty position at the University of Toronto and published many scientific papers throughout a career spanning several decades.

Continue Reading

Sam Myers

American blues singer-songwriter
Born
February 19th, 1936 90 years ago
Died
July 17th, 2006 20 years ago — 70 years old

A prominent blues artist in the American music scene, contributed to the Delta blues tradition. Collaborated with notable musicians and bands throughout a lengthy career. Gained recognition for soulful vocals and harmonica playing. Released several albums, showcasing original compositions and classic blues standards. Performed extensively, earning respect in the blues community.

Continue Reading

Henri Poincaré

Mathematician and physicist, celestial mechanics
Born
April 29th, 1854 172 years ago
Died
July 17th, 1912 114 years ago — 58 years old

Contributions covered various areas including topology, dynamical systems, and celestial mechanics. Developed the qualitative theory of differential equations and made significant advancements in the field of mathematical physics. Contributed to the foundations of topology through work that explored the properties of geometrical figures under continuous transformations. Proposed the Poincaré conjecture, a fundamental problem in topology. Worked extensively on the three-body problem in celestial mechanics and formulated the Poincaré recurrence theorem, which has implications in statistical mechanics and chaos theory.

Continue Reading

Elaine Stritch

American actress and singer on Broadway
Born
February 2nd, 1925 101 years ago
Died
July 17th, 2014 12 years ago — 89 years old

A celebrated actress and singer, this individual gained prominence in the Broadway theatre scene. Her performances showcased a distinctive blend of talent and personality. Significant roles included appearances in the musicals 'Company' and 'Growing Up', as well as her one-woman show 'Elaine Stritch at Liberty', which highlighted her life and career. In television, a memorable role occurred in the series '30 Rock', where the character Colleen Donaghy became notable. Recognized for a commanding stage presence, contributions spanned multiple decades beginning in the 1940s into the 21st century.

Continue Reading