Creatively tiling a bathroom floor isn’t just a stressful task for DIY home renovators. It is also one of the hardest problems in mathematics. For centuries, experts have been studying the special ...

Fibonacci number patterns and triangular patterns with intrinsic defects occur frequently on nonplanar surfaces in nature, particularly in plants. By controlling the ...

Employing monthly data from twenty stock markets, this paper tests for the international applicability of a U-Shape autocorrelation pattern of stock market returns. It is demonstrated that the U-Shape ...