This rather clunky looking formula—made more clunky by its pixelated nature—is actually rather special. Because the formula is what's used to create the visual representation of the formula which is used to create the...
If math brings you out in a cold sweat, then logarithms surely leave you in a sobbing heap. But no longer, thanks to the wonderful Vi Hart.
A team of researchers promises it can increase wireless bandwidth by an order or magnitude, without any new hardware whatsoever. All that's required, it claims, is a little extra math.
Tablets have the potential to topple stacks of textbooks, but it can't happen until publishers start cramming entire curricula into apps. Houghton Mifflin Harcourt's new Algebra 1 app, which has a full year's worth of material, is the first attempt.