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N.S.JOHN

High school student. I am interested in combinatorics and algebra. I am also interested in Physics and in general all sciences, and enjoy visiting SE often. Living in Kerala, India

  • India
  • Member for 2 years, 9 months
  • 1 profile view
  • Last seen Feb 27 at 10:15

Communities (8)

  • Mathematics 1.5k 1.5k 88 silver badges2323 bronze badges
  • Physics 332 332 66 silver badges1818 bronze badges
  • Chemistry 141 141 55 bronze badges
  • Movies & TV 101 101 22 bronze badges
  • MathOverflow 101 101 22 bronze badges
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Top network posts

  • 11 Prove that $2^n+3^n $ is never a perfect square
  • 6 Find all positive solutions such that $n^2 + 9n +1$ is a perfect square
  • 5 How can we prove that a quadratic equation has at most 2 roots?
  • 5 Given $\frac1{x+y+z}=\frac1x+\frac1y+\frac1z$ what can be said about $(x+y)(y+z)(x+z)$?
  • 5 Given positive integers $ x , y$ and that $3x^2 + x = 4y^2 +y$ Prove that $x-y$ is a perfect square
  • 5 Find the remainder when a large number is divided by 35.
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