Ash (1998) includes the following areas in his definition of abstract algebra: logic and foundations, counting, elementary number theory, informal set theory, linear algebra, and the theory of linear operators.
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Home Calendar Holidays China Chinese New Year Chinese New Year in China Chinese New Year celebrations, also known as the Spring Festival, in China start on the 23rd day of the 12th lunar month of the Chinese calendar. The festival lasts for about 23 days, ending on the 15th day of the first lunar month in the following year in the Chinese calendar.