Daily Medieval

Source Ah, numbers. We use them every day. We also know that there are different sets of numbers. We have Arabic numerals for everyday ...

[I am on a brief vacation, so here is a post from the past. This post first appeared 23 August 2012.] In Dante's Inferno , the eighth ...

Recent stamp commemorating al-Khwārizmī Algebra—a method for doing computations using non-number symbols (such as " x " and &q...

Daily Medieval has frequently mentioned the importance of Arabic texts in the transmission of knowledge to Western Europe. Arabic, however...

After mentioning Fibonacci 's work, the Liber Abacus , it occurred to me that the place of the abacus in history deserved a little atten...

While the foundation of the Tower of Pisa was being being laid, a man was born nearby who developed math skills that might have helped the i...