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  1. Prove Method of infinite Descent (Vieta's jumping) : (a^2+b^2)/(ab+1) is square, imo1988

    Prove Method of infinite Descent (Vieta's jumping) : (a^2+b^2)/(ab+1) is square, imo1988

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  2. Normal subgroup and quotient subgroup

    Normal subgroup and quotient subgroup

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  3. 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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  4. Plot Mcdonald Shape by function

    Plot Mcdonald Shape by function

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  5. zero morphism and kernel and cokernel

    zero morphism and kernel and cokernel

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  7. Schrodinger equation and Klein Gordan equation continuity equation

    Schrodinger equation and Klein Gordan equation continuity equation

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  9. Chapter 12 Uncut: Judge, Jury and Jank | NIKKE: Goddess of Victory |

    Chapter 12 Uncut: Judge, Jury and Jank | NIKKE: Goddess of Victory |

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  10. 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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  12. Homomorphism of ring and ideal, quotient ring

    Homomorphism of ring and ideal, quotient ring

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  13. Polynomial ring over rationals

    Polynomial ring over rationals

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  17. Polynomial over a commutative ring

    Polynomial over a commutative ring

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  20. Show e really exists in one page

    Show e really exists in one page

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  22. Gaussian integer and Fermat theorem

    Gaussian integer and Fermat theorem

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