Math Trek Math The squint method of data analysis Mathematicians discover a Klein bottle hidden within the data underlying photographs By Julie Rehmeyer May 16, 2008 at 5:26 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Data has a shape. But you’ve got to squint to see it. KLEIN BOTTLE A Klein bottle is a cylinder with its two ends glued to one another, but one of the ends is turned inside out first.