1. More easy mathematical induction exercise

    More easy mathematical induction exercise

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  2. Prove Method of infinite Descent (Vieta's jumping) : (4a^2-1)^2/(4ab-1) is integer, then a=b

    Prove Method of infinite Descent (Vieta's jumping) : (4a^2-1)^2/(4ab-1) is integer, then a=b

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  3. The existence proof of eigenvectors and eigenvalues

    The existence proof of eigenvectors and eigenvalues

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  4. 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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  5. 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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  6. ROYALAXE 75% Mechanical Gaming Keyboard

    ROYALAXE 75% Mechanical Gaming Keyboard

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  7. 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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  8. Plot Mcdonald Shape by function

    Plot Mcdonald Shape by function

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  9. Simple Group of order 60 must be A5

    Simple Group of order 60 must be A5

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  10. Prove Method of infinite Descent (Vieta's jumping) : (x^2+y^2+1)/xy=3

    Prove Method of infinite Descent (Vieta's jumping) : (x^2+y^2+1)/xy=3

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  11. Special quartic equation and cos72

    Special quartic equation and cos72

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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. Polynomial over a commutative ring

    Polynomial over a commutative ring

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  14. Schrodinger equation and Klein Gordan equation continuity equation

    Schrodinger equation and Klein Gordan equation continuity equation

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  15. zero morphism and kernel and cokernel

    zero morphism and kernel and cokernel

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    1
    1
  16. Razer Huntsman V2 Optical Gaming Keyboard: Fastest Linear Optical Switches Gen-2 w/Sound Dampeners

    Razer Huntsman V2 Optical Gaming Keyboard: Fastest Linear Optical Switches Gen-2 w/Sound Dampeners

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  17. Homomorphism of ring and ideal, quotient ring

    Homomorphism of ring and ideal, quotient ring

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