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  1. sum of the reciprocals of the primes is divergent

    sum of the reciprocals of the primes is divergent

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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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  4. Plot Mcdonald Shape by function

    Plot Mcdonald Shape by function

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  5. Polynomial over a commutative ring

    Polynomial over a commutative ring

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  6. 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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  7. Nested radical 2: Nested radical of Ramanujan

    Nested radical 2: Nested radical of Ramanujan

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  8. 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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  9. ❓Where❓ Does the Derivative of the Natural Logarithmic Function Come From 💥PROOF!!!💥 [Calculus]

    ❓Where❓ Does the Derivative of the Natural Logarithmic Function Come From 💥PROOF!!!💥 [Calculus]

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  10. Cayley's theorem and its generalization

    Cayley's theorem and its generalization

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  11. Simple Group of order 60 must be A5

    Simple Group of order 60 must be A5

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  13. zero morphism and kernel and cokernel

    zero morphism and kernel and cokernel

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  15. Mathematical induction divide exercise

    Mathematical induction divide exercise

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  18. Homomorphism of ring and ideal, quotient ring

    Homomorphism of ring and ideal, quotient ring

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  19. Polynomial ring over rationals

    Polynomial ring over rationals

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  20. 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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  21. Integral of the Natural Logarithm

    Integral of the Natural Logarithm

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  22. Normal subgroup and quotient subgroup

    Normal subgroup and quotient subgroup

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  23. 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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