3Blue1Brown

3Blue1Brown is a popular educational YouTube channel created by Grant Sanderson that focuses on mathematics. Known for its visually engaging content, the channel utilizes a unique computer graphics style to explain complex mathematical concepts in an intuitive and accessible manner. The name "3Blue1Brown" refers to the colors used in its visualizations—blue and brown. The channel features a variety of topics, including calculus, linear algebra, topology, and other branches of mathematics, often highlighting interesting problems and theories.