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Cournot, Antoine Augustin

(Encyclopedia)Cournot, Antoine Augustin äNtwänˈ ōgüstăNˈ ko͞ornōˈ [key], 1801–77, French mathematician and economist. He developed mathematical theories of chance and probability and was one of the firs...

Boscovich, Ruggiero Giuseppe

(Encyclopedia)Boscovich, Ruggiero Giuseppe ro͞od-jāˈrō jo͞ozĕpˈpā bôsˈkōvēch [key], 1711–87, Italian mathematician, astronomer, and physicist. He became a Jesuit and taught at Rome, Pavia, and Milan. ...

Gauss, Carl Friedrich

(Encyclopedia)Gauss, Carl Friedrich kärl frēˈdrĭkh gous [key], born Johann Friederich Carl Gauss, 1777–1855, German mathematician, physicist, and astronomer. Gauss was educated at the Caroline College, Brunsw...

Dhaka

(Encyclopedia)Dhaka or Dacca both: dăkˈə [key], city (2021 est. pop. 10,356,500), capital of Bangladesh, on a ...

Simon, Neil

(Encyclopedia)Simon, Neil (Marvin Neil Simon), 1927–2018, American playwright, b. the Bronx, New York City. His plays, nearly all of them popular with audiences, if not always with critics, are comedies treating ...

atomism

(Encyclopedia)atomism, philosophic concept of the nature of the universe, holding that the universe is composed of invisible, indestructible material particles. The theory was first advanced in the 5th cent. b.c. b...

Habash al-Hasib

(Encyclopedia)Habash al-Hasib häbäshˈ äl-häsēbˈ [key], d. c.870, Arab mathematician and astronomer. Habash al-Hasib was born in what is now Mary, Turkmenistan, and worked in Baghdad. He calculated tables of ...

Grimaldi, Francesco Maria

(Encyclopedia)Grimaldi, Francesco Maria fränchāsˈkō märēˈä grēmälˈdē [key], 1618?–1663, Italian physicist and mathematician. A Jesuit and professor at Bologna, he studied in detail and named the dark ...

Gossen, Hermann Heinrich

(Encyclopedia)Gossen, Hermann Heinrich hĕrˈmän hīnˈrĭkh gôˈsən [key], 1810–58, German economist, little known in his lifetime. His work, Entwicklung der Gesetze des menschlichen Verkehrs und der daraus f...

Arago, Dominique François

(Encyclopedia)Arago, Dominique François dômēnēkˈ fräNswäˈ ärägōˈ [key], 1786–1853, French physicist and astronomer. He is noted for his discoveries in magnetism and optics as well as for his astronomi...