If you enjoy solving puzzles, you are going to love algebra! Algebra is used in Maths when we do not know the exact number or numbers in an equation. In place of these missing numbers, we use letters ...

Make your R data.table code more efficient and elegant with these special symbols and operators. Plus, learn about the new fcase() function R data.table code becomes more efficient — and elegant — ...

Throughout the pandemic, data from testing has shown that students are struggling in math, making less progress than they might have in other years. Teachers, too, have said that routines core to ...