Origins & Early Life

Lotfi Aliasger Zadeh (; Azerbaijani: Lütfəli Rəhim oğlu Ələsgərzadə; Persian: لطفی علی‌عسکرزاده; Russian: Лютфали Рагим оглы Алескерзаде 4 February 1921 – 6 September 2017) was a mathematician, computer scientist, electrical engineer, artificial intelligence researcher, and professor of computer science at the University of California, Berkeley. Zadeh is best known for proposing fuzzy mathematics, consisting of several fuzzy-related concepts: fuzzy sets, fuzzy logic, fuzzy algorithms, fuzzy semantics, fuzzy languages, fuzzy control, fuzzy systems, fuzzy probabilities, fuzzy events, and fuzzy information. Zadeh was a founding member of the Eurasian Academy. Zadeh was born in Baku, Azerbaijan SSR, as Lotfi Aliasgerzadeh.

Pivotal Works & Achievements

His father was Rahim Aleskerzade, a Muslim, Iranian Azerbaijani journalist from Ardabil on assignment from Iran, and his mother was Fanya (Feyga) Korenman, a Jewish pediatrician from Odesa, Ukraine, who was an Iranian citizen. The Soviet government at this time courted foreign correspondents, and the family lived well while in Baku. Zadeh attended elementary school for three years there, which he said "had a significant and...

Enduring Legacy & Impact

The historical impact and works continue to influence the modern world.

Contemporary Figures & Related Historical Timelines

• ʻAbdu'l-Bahá — Contemporary (Died in 1921) (1921): Successor to Baháʼu'lláh and guiding light of the Baháʼí Faith.
• Akio Morita — Contemporary (Born in 1921) (1921): Visionary Japanese entrepreneur and co-founder of Sony.
• Alex Haley — Contemporary (Born in 1921) (1921): Pioneering author of 'Roots,' who brought Black American genealogy to global prominence.
• Adnan Khashoggi — Contemporary (Died in 2017) (2017): Saudi businessman and arms dealer, known as 'The Great Gatsby of the Middle East'
• Alexei Abrikosov (physicist) — Contemporary (Died in 2017) (2017): Pioneering theoretical physicist known for low-temperature condensed matter physics.
• Ali Abdullah Saleh — Contemporary (Died in 2017) (2017): Yemeni military officer and politician who served as President of Yemen from 1990 to 2012.
• Al-Dhahabi — Shared historical date (02-04 · Died) (1348): Pioneering Syrian Sunni historian, biographer, and hadith scholar.
• Alexia Putellas — Shared historical date (02-04 · Born) (1994): One of the greatest female footballers, known for her midfield prowess and success with Barcelona and Spain.
• Abaoji — Shared historical date (09-06 · Died) (926): Founder of the Khitan Empire and first Emperor of the Liao Dynasty.
• Adolf Dassler — Shared historical date (09-06 · Died) (1978): Pioneering German cobbler and inventor who founded the sportswear giant Adidas.
• 1921 Historical Timeline & Archive — Explore world events and figures from 1921
• February 4 (02-04) On This Day — Historical birthdays and events on February 4
• 2017 Historical Timeline & Archive — Explore world events and figures from 2017
• September 6 (09-06) On This Day — Historical events and memorials on September 6