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

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

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

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

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  3. Introduction to Pythagorean quadruple

    Introduction to Pythagorean quadruple

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  4. Hermitian matrix is diagonalizable and orthonormal basis

    Hermitian matrix is diagonalizable and orthonormal basis

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  6. Complex contour: Integral of ln(x)/(x^2+1) and ln(x)^2/(x^2+1)

    Complex contour: Integral of ln(x)/(x^2+1) and ln(x)^2/(x^2+1)

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  8. Mathematical induction middle level exercise

    Mathematical induction middle level exercise

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  10. 7 is the only Prime followed by a Cube? What's more? how about quartic

    7 is the only Prime followed by a Cube? What's more? how about quartic

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  11. Special quartic equation and cos72

    Special quartic equation and cos72

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  12. The existence proof of eigenvectors and eigenvalues

    The existence proof of eigenvectors and eigenvalues

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

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

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  14. 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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  16. Simple Group of order 60 must be A5

    Simple Group of order 60 must be A5

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  18. zeta function at zero, at 1, at 3, particular values

    zeta function at zero, at 1, at 3, particular values

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  19. Factorize a^3 + b^3 + c^3 - 3abc

    Factorize a^3 + b^3 + c^3 - 3abc

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  20. Nested radical 2: Nested radical of Ramanujan

    Nested radical 2: Nested radical of Ramanujan

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  21. Nested radical1: Nested radical of Ramanujan

    Nested radical1: Nested radical of Ramanujan

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

    Prove Method of infinite Descent : square 2 is irrational

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  24. Cantor's intersection theorem Prove

    Cantor's intersection theorem Prove

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  25. Prove Method of infinite Descent : no nontrivial solutions x^2+y^2=3z^2

    Prove Method of infinite Descent : no nontrivial solutions x^2+y^2=3z^2

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