Both a sorted array and a binary tree can let you look up an element in log(N) time. However I would expect a sorted array to be faster in practice because of the constant factor. However inserting ...

Q. Is it possible to sort a column in Excel using formulas rather than the Data tab’s Sort tool, so the sort process is performed automatically as I update my data? A. Excel has announced a new ...

Quantum computers and simulators are of enormous interest because of their potential to shed light on mysteries of physics that are difficult to model using conventional computers. Some physical ...