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

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

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  3. Gaussian integer and Fermat theorem

    Gaussian integer and Fermat theorem

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  5. Integral of e^ax cos(bx) and Integral of e^ax sin(bx) no integration by part

    Integral of e^ax cos(bx) and Integral of e^ax sin(bx) no integration by part

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    419
  6. Integral of 1/(x^2+1) by using complex number

    Integral of 1/(x^2+1) by using complex number

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  8. Prove Method of infinite Descent : square 2 is irrational

    Prove Method of infinite Descent : square 2 is irrational

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  9. Correspondence theorem in Group theory and third isomorphism theorem

    Correspondence theorem in Group theory and third isomorphism theorem

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  10. Ring theory lecture - definition

    Ring theory lecture - definition

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  11. 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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    11
  13. Prove Method of infinite Descent : square k is irrational if k is not square free

    Prove Method of infinite Descent : square k is irrational if k is not square free

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    3
  14. Integral of 1/(1+x^2)^2 (substitution)

    Integral of 1/(1+x^2)^2 (substitution)

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    4
  15. Homomorphism of ring and ideal, quotient ring

    Homomorphism of ring and ideal, quotient ring

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  16. Field theory (Abstract Algebra)

    Field theory (Abstract Algebra)

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  18. There exist distinct integers x,y,z for which, x^2+y^2+z^2=14^n

    There exist distinct integers x,y,z for which, x^2+y^2+z^2=14^n

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  19. Mathematical induction middle level exercise

    Mathematical induction middle level exercise

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  20. The existence proof of eigenvectors and eigenvalues

    The existence proof of eigenvectors and eigenvalues

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  21. zero morphism and kernel and cokernel

    zero morphism and kernel and cokernel

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  22. Polynomial ring over rationals

    Polynomial ring over rationals

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  23. Cauchy's theorem for the abelian group, Sylow theorem for abelian group

    Cauchy's theorem for the abelian group, Sylow theorem for abelian group

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  24. Very funny math question solve x for x^x^n=n

    Very funny math question solve x for x^x^n=n

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  25. Cayley's theorem and its generalization

    Cayley's theorem and its generalization

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