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  2. NCERT textbook controversies - Wikipedia

    en.wikipedia.org/wiki/NCERT_textbook_controversies

    NCERT textbook controversies. The National Council of Educational Research and Training ( NCERT) is an apex resource organisation set up by the Government of India to assist and advise the central and state governments on academic matters related to school education. The model textbooks published by the council for adoption by school systems ...

  3. Central Board of Secondary Education - Wikipedia

    en.wikipedia.org/wiki/Central_Board_of_Secondary...

    On 12 April 2018, the police said that Rakesh Kumar, who leaked the class 12 economics paper, had leaked class 10 mathematics paper also. [40] Consequently, the Central Board of Secondary Education has put in place a system of "encrypted" question papers, which are supposed to be printed by the schools half an hour before the exam starts.

  4. List of unsolved problems in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Many mathematical problems have been stated but not yet solved. These problems come from many areas of mathematics, such as theoretical physics, computer science, algebra, analysis, combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical systems, and partial differential equations.

  5. Matrix (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Matrix_(mathematics)

    Matrix (mathematics) An m × n matrix: the m rows are horizontal and the n columns are vertical. Each element of a matrix is often denoted by a variable with two subscripts. For example, a2,1 represents the element at the second row and first column of the matrix. In mathematics, a matrix ( pl.: matrices) is a rectangular array or table of ...

  6. Lattice (order) - Wikipedia

    en.wikipedia.org/wiki/Lattice_(order)

    A lattice is an abstract structure studied in the mathematical subdisciplines of order theory and abstract algebra. It consists of a partially ordered set in which every pair of elements has a unique supremum (also called a least upper bound or join) and a unique infimum (also called a greatest lower bound or meet ).

  7. Matthew 12:7 - Wikipedia

    en.wikipedia.org/wiki/Matthew_12:7

    Matthew 12:7 is the seventh verse in the twelfth chapter of the Gospel of Matthew in the New Testament. Content [ edit ] In the original Greek according to Westcott-Hort , this verse is:

  8. The Magical Number Seven, Plus or Minus Two - Wikipedia

    en.wikipedia.org/wiki/The_Magical_Number_Seven...

    Later research on short-term memory and working memory revealed that memory span is not a constant even when measured in a number of chunks. The number of chunks a human can recall immediately after presentation depends on the category of chunks used (e.g., span is around seven for digits, around six for letters, and around five for words), and even on features of the chunks within a category.

  9. Matthew 7:12 - Wikipedia

    en.wikipedia.org/wiki/Matthew_7:12

    Matthew 7:12. "The Sermon on the Mount" - The central panel on the pulpit of St Stephen's Church, Bournemouth, as carved by Nathaniel Hitch. Matthew 7:12 is the twelfth verse of the seventh chapter of the Gospel of Matthew in the New Testament and is part of the Sermon on the Mount. This well known verse presents what has become known as the ...