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  2. Koch snowflake - Wikipedia

    en.wikipedia.org/wiki/Koch_snowflake

    The Koch snowflake (also known as the Koch curve, Koch star, or Koch island) is a fractal curve and one of the earliest fractals to have been described. It is based on the Koch curve, which appeared in a 1904 paper titled "On a Continuous Curve Without Tangents, Constructible from Elementary Geometry" [3] by the Swedish mathematician Helge von ...

  3. Snowflake - Wikipedia

    en.wikipedia.org/wiki/Snowflake

    Snowflake. A snowflake is a single ice crystal that has achieved a sufficient size, and may have amalgamated with others, which falls through the Earth's atmosphere as snow. [1] [2] [3] Each flake nucleates around a tiny particle in supersaturated air masses by attracting supercooled cloud water droplets, which freeze and accrete in crystal form.

  4. Petrykivka painting - Wikipedia

    en.wikipedia.org/wiki/Petrykivka_painting

    Petrykivka painting (or simply "Petrykivka"; Ukrainian: Петриківський розпис ) is a traditional Ukrainian decorative painting style, originating from the village of Petrykivka in Dnipropetrovsk oblast of Ukraine, where it was traditionally used to decorate house walls and everyday household items. The earliest known examples ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. List of airline liveries and logos - Wikipedia

    en.wikipedia.org/wiki/List_of_airline_liveries...

    A. Aeroflot: Russian national flag, with traditional winged hammer and sickle used on fuselage. A new livery was adopted in 2003. Air Algérie: The company logo is a swallow, which is the national bird of Algeria. Air Belgium: Belgium flag on tail and fuselage. The logotype, a crowned AB, accompanies the flag on the tail.

  7. Snowflake schema - Wikipedia

    en.wikipedia.org/wiki/Snowflake_schema

    The snowflake schema is a variation of the star schema, featuring normalization of dimension tables. In computing, a snowflake schema or snowflake model is a logical arrangement of tables in a multidimensional database such that the entity relationship diagram resembles a snowflake shape. The snowflake schema is represented by centralized fact ...

  8. Openclipart - Wikipedia

    en.wikipedia.org/wiki/Openclipart

    Openclipart, also called Open Clip Art Library, is an online media repository of free-content vector clip art. The project hosts over 160,000 free graphics and has billed itself as "the largest community of artists making the best free original clipart for you to use for absolutely any reason". The website was brought down for several months by ...

  9. Chinese paper cutting - Wikipedia

    en.wikipedia.org/wiki/Chinese_paper_cutting

    The art of paper cutting ( Chinese: 剪紙; pinyin: jiǎnzhǐ) in China may date back to the 2nd century CE, when paper was invented by Cai Lun, a court official of the Eastern Han dynasty . Chinese paper cutting is a treasured traditional Chinese art dating back to when paper was developed. Paper cutting became popular as a way of decorating ...