For three decades, the classic 4% rule has been the shorthand answer to a brutally complex question: how much you can safely spend from your portfolio each year without running out of money. That ...

A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

The Black-Scholes model remains the 2026 gold standard for pricing trillions in derivatives. It uses five key data points: stock price, strike, time, interest rates, and volatility. This math-heavy ...

Find out how and why mathematics is used in microeconomics, its limitations, and the math skills that economics students need.

In the grand theatre of global development, Nigeria stands as a tragic protagonist, a character possessing the immense ...

A new study by mathematicians at Freie Universität Berlin shows that planar tiling, also known as tessellation, is far more than a decorative ...

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly ...

Researchers uncover the mathematical structure behind mesmerizing tiling patterns, linking their visual appeal to the ...

A San Diego biotech has set out to solve the formula for best-in-class antibody-drug conjugates, raising $120 million with support from Big Pharma Merck & Co. to fuel its efforts. Solve Therapeutics’ ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Linear functions are used to model a broad range of real-world problems. The ability to solve linear equations and inequalities is an essential skill for analysing these models. This section covers ...