…His fame reached the Holy Roman Emperor Frederick II, and in his later years, the Republic of Pisa bestowed upon him the title of "Leonardo eminently learned" and granted him a pension. His major work, Liber abaci (also known as the Book of Arithmetic, 1202, revised 1228), was a groundbreaking work that introduced the method of calculation using Indo-Arabic numerals (today's Arabic numerals) to the European world. … *Some of the terminology explanations that refer to "The Book of Abax" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…その名声は,時の神聖ローマ帝国皇帝フリードリヒ2世にも届き,晩年にはピサ共和国から〈卓越し学識あるレオナルド〉の名を与えられ,年金を供与されたことが記録に残されている。主著《アバクスの書Liber abaci》(別称《算術の書》。1202,1228改訂)は,インド・アラビア式数字(今日の算用数字)による筆算法をヨーロッパ世界に伝えた画期的な書物である。… ※「《アバクスの書》」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
...He made 22 films over a period of 10 years, al...
380 BCE? - 333 BCE A military man from the island ...
A cone-shaped volcano towering over the border be...
...Even in cases where the birth room was under o...
...France took until 1921 to put down the fierce ...
Washi paper is made from the bast fibers of the g...
One of the two scripts used along with Cyrillic to...
A book of Kabuki commentary. Two volumes, four boo...
...The remaining 8% speak Urdu as their first lan...
It is a general term for the idea and movement tha...
A solid pendulum devised to measure the accelerati...
An ancient Roman province. The Danube River flows ...
A Kabuki dance drama. Kiyomoto. The original titl...
The Falange considered the state to be the unity ...
...A general term for arthropods in the order Sco...