Little progress had been made in solving Ramsey problems since the 1930s. Now, researchers have found the answer to r(4,t), a longstanding Ramsey problem that has perplexed the math world for decades.

Forbes contributors publish independent expert analyses and insights. John Hall covers entrepreneurial topics that help companies grow. Many attributes go into strong leadership, such as having a ...

As the 2026-2027 school year approaches, RSM (Russian School of Mathematics) is opening its doors for new enrollments and summer sessions, including specialized SAT prep tracks for high schoolers. For ...