**E16** Prove that for any prime in the interval , divides

Here is the official solution file (written by **Darij Grinberg**, Germany): pen19.pdf.

Posted in PEN Solutions Archive on April 25, 2009| Leave a Comment »

Posted in Problem of the Bi-Week on April 20, 2009| Leave a Comment »

**E16** Prove that for any prime in the interval , divides

Posted in PEN Solutions Archive on April 8, 2009| Leave a Comment »

Here is the official solution file: pen18.pdf

Posted in Problem of the Bi-Week on April 3, 2009| Leave a Comment »