This blog is about Simon, a young gifted mathematician and programmer, who had to move from Amsterdam to Antwerp to be able to study at the level that fits his talent, i.e. homeschool.

Simon’s Rational Fractions Rule

This weekend Simon told me he came up with this rule that if you take two denominators that make rational fractions when you divide one by those denominators and you multiply them together, you always also get a denominator that makes a rational fraction: