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  1. Polynomial over a commutative ring

    Polynomial over a commutative ring

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  4. Show e really exists in one page

    Show e really exists in one page

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    7
  5. Ring theory lecture - definition

    Ring theory lecture - definition

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  6. How to put 20 equilateral triangles on sphere

    How to put 20 equilateral triangles on sphere

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    4
    17
  8. 7th Grade Math Lessons | Unit 5 | Linear Equations in Geometry | Lesson 5.3 | Inquisitive Kids

    7th Grade Math Lessons | Unit 5 | Linear Equations in Geometry | Lesson 5.3 | Inquisitive Kids

    5
  9. SAT math: units digit

    SAT math: units digit

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    5
  10. Integral of 1/(x^3-1) from integral of 1/(x^3+1)

    Integral of 1/(x^3-1) from integral of 1/(x^3+1)

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  12. a_{n+2}=5a_{n+1}-6a_{n} Mathematical induction

    a_{n+2}=5a_{n+1}-6a_{n} Mathematical induction

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  13. Mathematical induction exercise: 6^n-1 is divisible by 5

    Mathematical induction exercise: 6^n-1 is divisible by 5

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  14. Hermitian matrix is diagonalizable and orthonormal basis

    Hermitian matrix is diagonalizable and orthonormal basis

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  15. Special quartic equation and cos72

    Special quartic equation and cos72

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  16. More easy mathematical induction exercise

    More easy mathematical induction exercise

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  17. the field of quotients of an integral domain

    the field of quotients of an integral domain

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  18. Field theory (Abstract Algebra)

    Field theory (Abstract Algebra)

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  19. Mathematical induction middle level exercise

    Mathematical induction middle level exercise

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  20. Linear map fixed point theorem

    Linear map fixed point theorem

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  22. sinx+sin2x+sin3x+...+sin nx, cosx+cos2x+cos3x+cos 4 x+...+cos nx

    sinx+sin2x+sin3x+...+sin nx, cosx+cos2x+cos3x+cos 4 x+...+cos nx

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  23. Linear algebra advanced basic: Zorn's lemma, exchange lemma, dimension

    Linear algebra advanced basic: Zorn's lemma, exchange lemma, dimension

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  24. Integral of 1/(e^x+1) and integral of 1/(e^x-1)

    Integral of 1/(e^x+1) and integral of 1/(e^x-1)

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  25. Gaussian integer and Fermat theorem

    Gaussian integer and Fermat theorem

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    12
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