We show that finite-rank perturbations of certain random matrices fit in the framework of infinitesimal (type-B) asymptotic freeness. This can be used to explain the appearance of free harmonic ...

Quantitative Aptitude, especially Probability questions, is crucial for scoring well in the CAT exam. To excel in this section, students should understand the concepts, practice regularly, and use ...

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Somer G. Anderson is CPA, doctor of accounting, and an accounting ...