Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus), cool math games, online graphing calculators, geometry art, fractals, polyhedra, parents and teachers are
We analyze the occurrence frequencies of over 15 million words recorded in millions of books published during the past two centuries in seven different languages. For all languages and chronological subsets of the data we confirm that two scaling regimes
Creating fractals with ggplot2 and patchwork2018-10-30 engroupify: A function to transform other functions to be aware of dplyr groups2018-10-11 Writing a function which respects `dplyr::group_by()`2018-10-09 Introducing the `memoisetools` package2018-10-08 ...