Alhazen
alhazen
Alhazen
(āl-hāz’ən)
See Ibn al-Haytham.
Historical Examples
Like the measurements of Aristarchus and Eratosthenes, this calculation of alhazen is simple enough in theory.
A History of Science, Volume 2(of 5) Henry Smith Williams
The original investigations of alhazen had to do largely with optics.
A History of Science, Volume 2(of 5) Henry Smith Williams
A later edition was published, together with a translation of alhazen, by F. Risner in 1572.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 1 Various
In the meantime the law of reflexion had been discovered; that for refraction foiled alhazen, and was reserved for a European.
History of the Intellectual Development of Europe, Volume II (of 2) John William Draper
alhazen’s explanation of the use of the retina and lens was adopted.
History of the Intellectual Development of Europe, Volume II (of 2) John William Draper
alhazen discovered atmospheric refraction, and showed that we see the sun and the moon after they have set.
Fragments of science, V. 1-2 John Tyndall
The determinations of the densities- of bodies, as given by alhazen, approach very closely to our own. ‘
Fragments of science, V. 1-2 John Tyndall
Pre-eminent among Arabian scientists is alhazen, who flourished in the 11th century.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5 Various
alhazen gave the correct explanation, which, however, Friar Bacon attributes to Ptolemy.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 5 Various
In the field of physical science one of the most important of the Arabian scientists was alhazen.
A History of Science, Volume 2(of 5) Henry Smith Williams
Read Also:
- Ali
(ʿAlī ibn-abu-Talib”the Lion of God”) a.d. c600–661, Arab caliph (cousin and son-in-law of Muhammad). . Mohammed, 1909–63, Pakistani statesman and diplomat. . Muhammad (Cassius (Marcellus) Clay, Jr) born 1942, U.S. boxer: world heavyweight champion 1964–67, 1974–78, 1978–79. Contemporary Examples Where writers compared Ali to an “unwashed punk” draft dodger, Lipsyte saw a renegade and comic […]
- Ali baba
the poor woodcutter, hero of a tale in The Arabian Nights’ Entertainments, who uses the magic words “Open sesame” to open the door to the cave in which the Forty Thieves had hidden their treasure. Historical Examples During a twelvemonth Ali Baba forbore to go near the forest, but at length his curiosity incited him […]
- Ali muhammad of shiraz
. (the Bab; Ali Muhammad of Shiraz) 1819–50, a Persian religious leader: founder of Bābī.
- Ali, muhammad
ali, muhammad Ali, Muhammad [(ah-lee)] An African-American boxer of the twentieth century, who was world champion in the heavyweight class for several years between 1964 and 1979. He was known in his boxing career for his flamboyant personality and aggressive self-promotion, as well as for his superior boxing ability and style. His boxing strategy, he […]
- Aliakmon
a river in N Greece. 200 miles (322 km) long: longest river in Greece.