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August 19, 2019
Commutative does not commute in matrices: TIFR 2018 Part A, Problem 11

This problem is a cute and simple approach using beautiful fact of matrices transformation in the linear algebra section. a, b and c can be taken from any commutative ring with identity, often taken to be the ring of real numbers or the ring of integers .It appeared in TIFR GS 2018.

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August 17, 2019
Solving a congruence
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August 17, 2019
Inequality involving sides of a triangle
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August 17, 2019
Spanning matrix space by niltopent matrices: TIFR 2018 Part A, Problem 15

This problem is a cute and simple application of spanning matrix space by niltopent matrices in the linear algebra section. It appeared in TIFR GS 2018.

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August 17, 2019
Calculating eigenvalues through geometry:TIFR 2018 Part A, Problem 14

This problem is a cute and simple application of calculating eigenvalues through geometry in the linear algebra section. It appeared in TIFR GS 2018.

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August 17, 2019
Direct product of groups: TIFR 2018 Part A, Problem 9

This problem is a cute and simple application of the direct product of groups in the abstract algebra section. It appeared in TIFR GS 2018.

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August 16, 2019
Real Symmetric matrix: TIFR 2018 Part A, Problem 6

This problem is a cute and simple application of the real symmeric matrices in the linear algebra section. It appeared in TIFR GS 2018.

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August 15, 2019
Arithmetical Dynamics: Two possible problems

Today, we are going to discuss two possible problems for Arithmetical Dynamics in this post. 1.1. Existence of (pre)Periodic Points. These are the topics expanding on I.N. Baker’s theorem. Related reading: (1) Silverman Arithmetic of Dynamical Systems: p 165. Bifurcation polynomials. Exercise 4.12 outlines some known properties and open questions (** = open question). (2) […]

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August 15, 2019
Arithmetical Dynamics: An intro:

Here I gave some introduction of Arithmetical Dynamics. What is it and why do we study it. Also there is one motivational question upraised.

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August 15, 2019
Research in Arithmetical Dynamics: Steps

Here we will try to find out the best way to reach our final steps to work out on an open problem.

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