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Archive for February, 2007

Do you have more time to waste?

You swing from wires to try to go as far as you can. You fling them by click on the screen and the wire shoots towards the direction of the click. It will stick to the brightly colored regions for a few seconds but then release. Very Tarzan-like, AHH-ahh-ahha-haahhha![...]

Dr. Boyd was in charge for another day. This time he covered topics from the history of science as an illustration of how science progresses. Using specific case studies from the history of scientific endeavor, we learn some important principles that undergird how we understand science as it is today.[...]

Friday Random 10

I almost missed it again, but I didn’t forget. Here’s another edition of the Friday Random 10:[...]

Another dose of math humor

I’ve posted a few like this before, but I was hit with a couple new ones today in my Inbox. Thanks LB and jonboy for sending them my way:[...]

Friday Random 10 (late)

Sorry I missed Friday’s Random 10. That makes this, technically, a Monday Random 10 but we’ll overlook it this once. [...]

We finished the concept of directional derivatives, introducing the notation for the gradient of a function of several variables. We proved the formula of the maximum value of the directional derivative, as well as the direction for which it is maximized.

Thursday morning, three students presented homework problems at the board. I followed this with a lecture introducing the concepts of supremum and infimum of a set. Because I got a little sidetracked, I did not quite make it to the Completeness Axiom.

Today, in class, I answered some homework questions from Section 1.4, including the following problems: [...]

Mistakes

Mistakes: Your life . . .

Bulbous Blob Puzzle

Are you flush with free time or procrastinating on some big important project? Try out the Bulbous Blob Puzzle.

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