• LOGIN
  • No products in the cart.

Blog Layout 2

Beautiful Books

Apr 12,15

This is an (ever-growing and ever-changing) list of books, useful for school and college mathematics students. If you are working …

Read More

I.S.I. Entrance Interview Problems

Jun 10,14

a and b are two numbers having the same no. of digits and same sum of digits (=28). Can one …

Read More

Math and Basic Science in India after school

Jan 23,14

We observe a renewed interest in basic science and mathematics in India after decades of engineering mania. This is a …

Read More

Initiating a child into the world of Mathematical Science

Nov 21,13

“How do I involve my son in challenging mathematics? He gets good marks in school tests but I think he …

Read More

What is RMO and how to prepare for it

Nov 14,13

What is RMO RMO or Regional Math Olympiad is the first round of mathematics contest (in India) leading to the …

Read More

Number of maps (TIFR 2014 problem 30)

Nov 21,17

Question: How many maps \(\phi: \mathbb{N} \cup  \{0\} \to \mathbb{N} \cup  \{0\}\) are there satisfying \(\phi(ab)=\phi(a)+\phi(b)\) , for all \(a,b\in …

Read More

Maps from compact spaces (TIFR 2014 problem 29)

Nov 21,17

Question: Let \(f: X\to Y \) be a continuous map between metric spaces. Then \(f(X)\) is a complete subset of …

Read More

Continuous functions from discrete space (TIFR 2014 problem 28)

Nov 20,17

Question: Let \(X\) be a topological space such that every function \(f: X \to \mathbb{R}\) is continuous. Then A. \(X\) …

Read More

Homeomorphism of product space with mother space (TIFR 2014 problem 27)

Nov 20,17

Question: \(X\) is a topological space with infinite cardinality which is homeomorphic to \(X \times X\). Then A. \(X\) is …

Read More

Number of irreducible polynomials (TIFR 2014 problem 26)

Nov 18,17

Question: The number of irreducible polynomials of the form \(x^2+ax+b\) , with \(a,b\) in the field \(\mathbb{F}_7\) of 7 elements …

Read More

Order of generated subgroup (TIFR 2014 problem 24)

Nov 18,17

Question:  Let \(H_1, H_2\) be two distinct subgroups of a finite group G, each of order 2. Let \(H\) be …

Read More

Identifying isomorphic groups (TIFR 2014 problem 25)

Nov 18,17

Question: Which of the following groups are isomorphic? A. \(\mathbb{R}\) and \(\mathbb{C}\) B. \(\mathbb{R}^* \) and   \(\mathbb{C}^*\) C. \(S_3 \times …

Read More

CMI Tesselate Contest

Nov 17,17

What: Online Contest in Mathematics, Physics and Computer Science. Organizations: Chennai Mathematical Institute Who are eligible: Students of class 8 through 12 When: will …

Read More

Triangles on a Sphere

Nov 15,17

PROBLEM Suppose the earth is a perfect sphere. You are on its surface at point A. First, you walk 1 …

Read More

Who’s Online

There are no users currently online

Subscribe to our Youtube Channel

Subscribe to our youtube channel to get updates on latest videos

Subscribe to Blog via Email

Enter your email address to subscribe to Cheenta Knowledge Portal and receive notifications of new posts by email.

Upcoming Events

  • Early Bird Math Olympiad November 22, 2017 at 4:30 pm – 6:00 pm
  • Informatics Olympiad Lecture November 22, 2017 at 8:30 pm – 10:00 pm
  • Bridge Class November 22, 2017 at 8:30 pm – 10:00 pm
top
© Cheenta 2017

Login

Register

FACEBOOKGOOGLE Create an Account
Create an Account Back to login/register
X