When describing our canvas gallery-wrap optionslink, we mention that the technique we use, the digital stretch wrap, creates an optical illusion. For any given amount of stretch, there is a particular “illusion angle” at which the sides look like an unstretched and uncompressed continuation of the frontthe math. Figure 1 shows that angle for various […]
A few weeks ago, I asked a few questions about a picture of me on the Turner Riverlink. I even offered a reward for the best answers. Here are my answers. First Question NO, the picture is not level. The photographers’ usual reference point for getting a picture level is the horizon. One of the […]
I just recently looked a little deeper into some rainbow geometry and discovered that this challenge could be a lot harder than I first imagined. But for those of you who have no idea what I’m talking about, here’s a little history – The Facebook Quiz This all started with one of the little quizzes […]
Here’s another math problem inspired by real life! Each correct answer could earn you five dollars ($5) off any of our products or services (to redeem in person, just print and show your certificate). Good luck!
I recently posed the question “What’s Wrong With This Picture”blog about a modified landscape photograph of a foggy sunrise in Ten Thousand Islands National Wildlife Refuge in Goodland, Florida. It turns out Deborah Gray Mitchell, one of the commenters, was right; the image was upside down. To be more precise, I flipped the image vertically […]