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  2. Normal coordinates - Wikipedia

    en.wikipedia.org/wiki/Normal_coordinates

    Normal coordinates exist on a normal neighborhood of a point p in M. A normal neighborhood U is an open subset of M such that there is a proper neighborhood V of the origin in the tangent space T p M, and exp p acts as a diffeomorphism between U and V. On a normal neighborhood U of p in M, the chart is given by: :=: The isomorphism E, and ...

  3. Vietnamese dragon - Wikipedia

    en.wikipedia.org/wiki/Vietnamese_dragon

    Many place-names in Vietnam incorporate the word Long, or Rồng ("dragon" in Vietnamese): Hạ Long Bay (vịnh Hạ Long, lit. "Bay of Descending Dragon"), the section of the Mekong river flowing through Vietnam contains 9 branches and is called Cửu Long ("nine dragons"); Hàm Rồng Bridge (lit."Bridge of Dragon Jaw"), Long Biên Bridge ...

  4. Postal codes in Vietnam - Wikipedia

    en.wikipedia.org/wiki/Postal_codes_in_Vietnam

    The postal code system of Vietnam has officially been changed from 6 digits to 5 digits. Each country has its own separate postal code or zip code system. The postal code of Vietnam is composed of 5 digits, with the following meanings: [2] [3] The first digit determines the area code.

  5. Dragon House (Ho Chi Minh City) - Wikipedia

    en.wikipedia.org/wiki/Dragon_House_(Ho_Chi_Minh...

    On 5 June 1911, Ho Chi Minh (at the time named Nguyen Tat Thanh) departed from the Dragon House on the French ship Amiral de Latouche-Tréville for a 30-year journey around the world. Therefore, in 1979, the old headquarters building of the commercial port has been rebuilt into a memorial park in Ho Chi Minh City .

  6. Dragon Bridge (Da Nang) - Wikipedia

    en.wikipedia.org/wiki/Dragon_Bridge_(Da_Nang)

    The Dragon Bridge (Vietnamese: Cầu Rồng) is a bridge over the River Hàn in Da Nang, Vietnam.. Construction of the bridge began on 19 July 2009 (the same day as the inauguration of the nearby Thuận Phước Bridge) when former prime minister of Vietnam Nguyen Tan Dung and many high-ranking government officials attended the groundbreaking ceremony.

  7. South Central Coast - Wikipedia

    en.wikipedia.org/wiki/South_Central_Coast

    However, industrialization in the region is still lagging behind the national average and is far behind Vietnam's two major industrial hubs around Ho Chi Minh City and Hanoi. The region's industrial GDP was 35,885.4 billion VND in 2007, accounting for 37.35% of the region's total GDP and 7.54% of Vietnam's industrial GDP. [4]

  8. Smith chart - Wikipedia

    en.wikipedia.org/wiki/Smith_chart

    The Smith chart (sometimes also called Smith diagram, Mizuhashi chart (水橋チャート), Mizuhashi–Smith chart (水橋スミスチャート), [1] [2] [3] Volpert–Smith chart (Диаграмма Вольперта—Смита) [4] [5] or Mizuhashi–Volpert–Smith chart) is a graphical calculator or nomogram designed for electrical and electronics engineers specializing in radio ...

  9. Vietnamese name - Wikipedia

    en.wikipedia.org/wiki/Vietnamese_name

    In a normal name list, those two parts of the full name are put in two different columns. However, in daily conversation, the last word in a name with a title before it is used to call or address a person: "Ông Dũng", "Anh Dũng", etc., with "Ông" and "Anh" being words to address the person and depend on age, social position, etc.