Mathematics
The Museum in Alexandria, home to such mathematicians as Euclid, Archimedes, Eratosthenes, Apollonius, and Pappus, ceases to exist. See also 300 bce Mathematics.
641
| Sci & Tech Chronology: In the year 641 |
| Wikipedia: 641 |
| Centuries: | 6th century · 7th century · 8th century |
| Decades: | 610s 620s 630s 640s 650s 660s 670s |
| Years: | 638 639 640 641 642 643 644 |
| 641 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 641 DCXLI |
| Ab urbe condita | 1394 |
| Armenian calendar | 90 ԹՎ Ղ |
| Bahá'í calendar | -1203 – -1202 |
| Berber calendar | 1591 |
| Buddhist calendar | 1185 |
| Burmese calendar | 3 |
| Byzantine calendar | 6149 – 6150 |
| Chinese calendar | 庚子年十一月十四日 (3277/3337-11-14) — to —
辛丑年十一月廿四日(3278/3338-11-24) |
| Coptic calendar | 357 – 358 |
| Ethiopian calendar | 633 – 634 |
| Hebrew calendar | 4401 – 4402 |
| Hindu calendars | |
| - Vikram Samvat | 696 – 697 |
| - Shaka Samvat | 563 – 564 |
| - Kali Yuga | 3742 – 3743 |
| Holocene calendar | 10641 |
| Iranian calendar | 19 – 20 |
| Islamic calendar | 20 – 21 |
| Japanese calendar | |
| Korean calendar | 2974 |
| Thai solar calendar | 1184 |
Events
By place
Europe
- Chindaswinth deposes Tulga, and becomes king of the Visigoths.
Byzantine Empire
- Byzantine Emperor Heraclius is deposed in a revolt, and his brother Constans II becomes sole emperor.
Africa
- November 8 – Alexandria is formally surrendered to Amr ibn al-As by a treaty.
- Caesarea surrenders to the Arabs.
- The city of Fostat (later Cairo) is founded in Egypt.
Births
Deaths
- February 11—Heraclius, Byzantine emperor
- Emperor Jomei, emperor of Japan
- King Mu of Baekje
- Ouyang Xun
- Arechis I, second duke of Benevento
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 | Heraclius (Emperor of the Byzantine Empire) |
| Saint-Ouen |
| Nahavand (city, Iran) |
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 | Sci & Tech Chronology. History of Science and Technology, edited by Bryan Bunch and Alexander Hellemans. Copyright © 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. Read more |
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| Wikipedia. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article "641". Read more |
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Mentioned in
- Heraclius (Emperor of the Byzantine Empire)
- Saint-Ouen
- Nahavand (city, Iran)
- hectare·metre (volume)
- Crazy Horse Memorial (geographical area, South dakota)
- Malpractice
- Ostrythe
- Saint Oswald (Northern Umbria king)
- Bribery
- Trans-Turkey Pipeline
- Constans II (Byzantine emperor)
- Oswy (Northern Umbria king)
- Penda (king)
- Migratory Bird Treaty of 1918 (legal term)
