Tag: whiteboard
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The lightboard
I started doing a course on coursera.org and I noticed the lecturer was using a clear whiteboard in front of the camera which enabled him to draw on the whiteboard while facing the students. It was very good so I searched for glass whiteboard and discovered it’s called a “lightboard” which is a glass whiteboard […]
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What to buy a mathematician for Christmas
Men are hard to buy presents for. Mathematicians are even harder. All they really need is a pencil and some paper … and maybe a rubbish bin (unlike economists who don’t use the rubbish bin). Which reminds me of a joke: What do mathematicians do when they’re constipated? They work it out with a pencil. I […]