Real and complex functions both arise from the fundamental idea of mapping points in a domain to real or complex values, yet their theories display distinctive features. Real functions—mappings ...

To a nonmathematician, having the letter “i” represent a number that does not quite exist and is “imaginary” can be hard to wrap your head around. If you open your mind to this way of thinking, ...

Complex network analysis provides a unifying framework for the study of systems composed of discrete elements (nodes) connected by interactions (edges). Grounded in graph theory, the field has ...