Abstract: With advantages for testing midfrequency form error and strong curved surfaces, the white-light interferometers (WLIs) have been widely used for testing ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook As John and the Martian drive through the city, they notice more crime, and the Martian talks ...

The Absolute Universe has redefined the classic Dark Knight mythology in many ways, but most notably in how it handles his villains. In this dark reality, Bruce Wayne grew up poor on the mean streets ...

October 2025 marks the one-year anniversary of DC's hugely successful Absolute Universe line. To celebrate the occasion, DC is giving readers the first proper Absolute Universe crossover in the form ...

Have you ever carefully crafted a formula in Excel, only to watch it unravel into chaos the moment you copy it across columns? It’s a maddening quirk of Excel tables—structured references that seem to ...

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Lemire talked about the fact that he and the other writers — Scott Snyder, Jason Aaron, Kelly Thompson, Deniz Camp, Al Ewing — meet up online every week to discuss their plans for what’s happening ...