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2. Recreational mathematics - Wikipedia

   en.wikipedia.org/wiki/Recreational_mathematics

   e. Recreational mathematics is mathematics carried out for recreation (entertainment) rather than as a strictly research- and application-based professional activity or as a part of a student's formal education. Although it is not necessarily limited to being an endeavor for amateurs, many topics in this field require no knowledge of advanced ...

3. List of Martin Gardner Mathematical Games columns - Wikipedia

   en.wikipedia.org/wiki/List_of_Martin_Gardner...

   1958 Jan. A collection of tantalizing fallacies of mathematics. 1958 Feb. Concerning the game of Nim and its mathematical analysis. 1958 Mar. About left- and right-handedness, mirror images and kindred matters. 1958 Apr. Concerning the celebrated puzzle of five sailors, a monkey and a pile of coconuts.

4. 24 (puzzle) - Wikipedia

   en.wikipedia.org/wiki/24_(puzzle)

   The 24 puzzle is an arithmetical puzzle in which the objective is to find a way to manipulate four integers so that the end result is 24. For example, for the numbers 4, 7, 8, 8, a possible solution is . The problem has been played as a card game in Shanghai since the 1960s, [ 1] using playing cards. It has been known by other names, including ...

5. Mathematical puzzle - Wikipedia

   en.wikipedia.org/wiki/Mathematical_puzzle

   Mathematical puzzle. Mathematical puzzles make up an integral part of recreational mathematics. They have specific rules, but they do not usually involve competition between two or more players. Instead, to solve such a puzzle, the solver must find a solution that satisfies the given conditions. Mathematical puzzles require mathematics to solve ...

6. Mathematics of Sudoku - Wikipedia

   en.wikipedia.org/wiki/Mathematics_of_Sudoku

   A 24-clue automorphic Sudoku with translational symmetry. Mathematics can be used to study Sudoku puzzles to answer questions such as "How many filled Sudoku grids are there?", "What is the minimal number of clues in a valid puzzle?" and "In what ways can Sudoku grids be symmetric?" through the use of combinatorics and group theory .

7. List of open-source software for mathematics - Wikipedia

   en.wikipedia.org/wiki/List_of_open-source...

   SageMath is designed partially as a free alternative to the general-purpose mathematics products Maple and MATLAB. It can be downloaded or used through a web site. SageMath comprises a variety of other free packages, with a common interface and language. SageMath is developed in Python.