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# Math insight

- Update
### New breakthrough about Ramsey numbers?•

March 17 2023, by Nicos StarreveldIn a seminar talk in Cambridge this week, Julian Sahasrabudhe announced that he, together with his colleagues Marcelo Campos, Simon Griffiths and Rob Morris, had obtained an exponential improvement to the upper bound for Ramsey's theorem.Read article - Article
### AI thinks my dog is a Pig! Want to know why?••

March 10 2023, by BhartiApplications of machine learning models are everywhere, with many online platforms and major science fields using tools relying on machine learning. Take, for example, image recognition and computer vision. But did you know that the results of supposedly perfect and accurate machine learning models can be deceived by slight perturbations in the data?Read article - Article
### Imaginary numbers are a reality••

February 10 2023, by Francisco Escudero GutierrezIt is undeniable that natural, integer, rational and real numbers are necessary to explain what happens in our daily life, but in high school some of us also hear about some weird objects called imaginary numbers, also known as complex numbers. What do we need these numbers for?Read article - Article
### Playing with Colors Part 2: An open problem related to graph colouring••

December 23 2022, by Leonidas TheocharousMathematicians often enjoy playing around with the concept of infinity and in the following, I will describe a problem defined on an infinite graph!Read article - Article
### Playing with Colors•

December 16 2022, by Leonidas TheocharousPart 1: Learn about applied and theoretical aspects of graph coloring: a tool that helps us design exam schedules or even solve Sudoku!Read article