Preparation for any exam requires an overall understanding and a rigorous practice of all the concepts to be tested in that exam. This can be achieved by a thorough learning of each topic given in the ...

The Indian Institutes of Management will conduct the CAT 2023 exam on November 26, 2023. The exam consists of three sessions covering Verbal Ability and Reading Comprehension, Data Interpretation and ...

We give new proofs of theorems on alternating subsets of integers by means of bijective transformations. It is shown that all known results are consequences of a simple result on the residue class of ...