IIT Guwahati has released the GATE 2026 Syllabus for Computer Science & Information Technology (CS&IT) along with the ...

Studies congruencies and the Chinese Remainder Theorem, Primitive roots, quadratic reciprocity, approximation properties of continued fractions, Pell's equation. Recent application of number theory ...

Answer: 888 + 88 + 8 + 8 + 8 = 1,000. This is the kind of math riddle you can work out with times tables, or by simple logic. First, get as close to 1,000 as you can (888). From there, it’s easy to ...

Occam’s razor is a principle often attributed to 14th–century friar William of Ockham that says that if you have two competing ideas to explain the same phenomenon, you should prefer the simpler one.

As an academic discipline, logic is the study of reasoning. Logic puzzles, therefore, involve solving problems by making a series of inferences and assessing these using reasoning. Sounds easy, right?

Twenty years after the introduction of the theory, we revisit what it does—and doesn’t—explain. by Clayton M. Christensen, Michael E. Raynor and Rory McDonald Please enjoy this HBR Classic. Clayton M.