Frank Harary
Mathematician known for graph theory
Mathematician known for graph theory
1921
104 years ago
Thinkers & Philosophers
United States
Contributed significantly to the field of mathematics, particularly in graph theory. Developed and popularized various concepts and terminology in the study of networks and graphs, facilitating further research and applications. Held academic positions at multiple institutions, sharing expertise and guiding students in mathematical disciplines. Published numerous research papers, influencing both theoretical and applied mathematics.
Pioneered concepts in graph theory
Authored multiple influential research papers
An engineer who survived both atomic bombings in Hiroshima and Nagasaki during World War II. On August 6, 1945, was in Hiroshima for a business trip when the first bomb was dropped. After returning to his hometown of Nagasaki, experienced the second bombing on August 9. After the war, contributed to the development of nuclear energy policies in Japan, advocating for nuclear safety and peace.
Continue ReadingThis actor gained recognition for roles in popular television series and films. He starred in the series 'Das Haus Anubis' and 'Die Wanderhure', showcasing his abilities in both dramatic and family-oriented narratives. His work extended to various international productions, contributing to his widespread appeal across different audiences. Throughout the career, he appeared in numerous films and television shows, consistently demonstrating acting skills that resonated with viewers. In addition to acting, he participated in various entertainment ventures that showcased talents beyond acting.
Continue ReadingA highly accomplished alpine skier, secured two gold medals at the 1976 Winter Olympics in Innsbruck, one in the downhill and another in the slalom events. Mittermaier won the overall World Cup title in 1976, showcasing her talent across multiple disciplines. She also earned several World Cup victories during her career, establishing herself as a leading figure in the sport. Following retirement from skiing, Mittermaier contributed to the sport through coaching and promoting winter sports. She received numerous accolades for her achievements in skiing, cementing her legacy in the alpine skiing community.
Continue ReadingAn orchestral and opera conductor, conducted prestigious orchestras and opera houses around the world. Served as music director for the Paris Opera and led notable performances at La Scala, the Vienna State Opera, and the Metropolitan Opera. Recognized for conducting works by composers such as Verdi, Puccini, and Strauss. Received accolades for skillful interpretations and vibrant conducting style.
Continue ReadingServed as the first Prime Minister of the United Arab Emirates from 1971 until death in 2006. Oversaw the development of the nation post-independence, implementing significant infrastructure projects and promoting modernization. Also held the title of Ruler of Dubai, contributing to the emirate's rapid economic growth and global tourism appeal. Enhanced the UAE's international standing through various initiatives and collaborations.
Continue ReadingRuled as king from 1223 until 1248, overseeing significant territorial expansions in the kingdom. He took part in military campaigns against Muslim territories, contributing to the Christian Reconquista efforts in the Iberian Peninsula. His reign was marked by internal strife and conflicts with nobility, which led to his eventual exile. Sancho II's leadership was characterized by both military challenges and the struggle to secure his authority within Portugal.
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