Archive for January, 2012

It turns out that mashing things is not just good for dinner. I was recently involved in two mash-ups. I was recently searching for housing in Waterloo, and found the website padmapper. It is the rental-searching tool of my dreams! It takes all of the entries from craigslist, kijiji etc, and puts them on a […]



Continuing on last week’s post, there were a couple of hands-on activities led by Joseph O’Rourke at the geometry minicourse that I attended. In one of them, you start by printing out the following sheet of paper (available at The red and green lines indicate mountain and valley folds and at this point your […]

Joint Meeting


No, this is not about sharing joints (even in moderation). This week I am at the joint meeting of the American Math Society and Math Association of America in Boston, MA. It is a huge conference with around 7000 participants, but more cohesive than many other mega-conferences including Informs and ISMP that I have visited. The […]