1. 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

    16
    2
    7
  2. 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

    14
    4
  3. Normal subgroup and quotient subgroup

    Normal subgroup and quotient subgroup

    20
    5
  4. 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

    21
    4
    1
  5. Plot Mcdonald Shape by function

    Plot Mcdonald Shape by function

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    5
  6. zero morphism and kernel and cokernel

    zero morphism and kernel and cokernel

    12
    1
  7. Schrodinger equation and Klein Gordan equation continuity equation

    Schrodinger equation and Klein Gordan equation continuity equation

    33
    2
    7
  8. Chapter 12 Uncut: Judge, Jury and Jank | NIKKE: Goddess of Victory |

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

    6
    1
    6
  9. Cauchy's theorem for the abelian group, Sylow theorem for abelian group

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

    22
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  10. Homomorphism of ring and ideal, quotient ring

    Homomorphism of ring and ideal, quotient ring

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  11. Polynomial ring over rationals

    Polynomial ring over rationals

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    5
  12. Polynomial over a commutative ring

    Polynomial over a commutative ring

    23
    3
    7
  13. Show e really exists in one page

    Show e really exists in one page

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    7