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  • The Vigenère cipher is a method of encrypting alphabetic text by using a series of different Caesar ciphers based on the letters of a keyword. Here is a modified program closer to the Vigenère scheme for a personal use.

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  • Cyrillicator, the Serbian Cyrillic-Latin translator. The program converts Latin text into Cyrillic and vice versa. The Cyrillic alphabet was devised by Vuk Stefanovic Karadzic in 1818, than Ljudevit Gaj in 1835 formed the Latin alphabet. Serbs use both letters.

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  • Unicode is a computing industry standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems. Letters of Serbian Cyrillic and Latin alphabet often needed the supplement.

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  • Arhimed Banja Luka

    The `Arhimed Banja Luka' (Archimedes) has been the Association of the teachers of math and sciences from the schools in Republic of Srpska founded 2002th. The first few years, the association has issued newspaper Archimedes (four times per year) and participate in students competitions.

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  • Sporting Activities

    Banja Luka Kungfu

    Kungfu Wushu Club Lotos Banjaluka, sports hall of Elementary school Dositej Obradovic.

    China Xiamen, Fujian

    Kungfu club Lotos Banjaluka on tournament in China '13.

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    The book of principles physics of chances

    During 2017, or latter

    That is shortening version of the previous text: The nature of time. Starting from principles of probability, that more probable occurs more often, text accepts that the nature is stingy with giving information, which is named the principle of information. The third discussed is the principle of entropy, which is generalization of the second law of thermodynamics.

    Translation to English is here: Space-time