Campanato space: Function spaces that extend the concept of Hölder continuity and BMO, often serving as a limit case of certain generalised John–Nirenberg spaces.

Function spaces and operator theory form a rich and interconnected subdiscipline of modern analysis, embracing a variety of spaces that measure function regularity and oscillatory behaviour ...

Social Media On Instagram, We Should All Know Less About Each Other Instagram's "With Friends" feature is an invasion of privacy. Posted June 27, 2025 | Reviewed by Tyler Woods ...

But “With Friends” undoes that control, exposing pieces of identity users may never have intended to share, algorithmically extracted, repackaged, and delivered as a narrative without consent.

Over the weekend, designer Jonathan Anderson fanned the flames of his hotly anticipated debut at Dior with a handful of Instagram stories shared via the app’s “close friends” function.

By Leah Dolan, CNN (CNN) — As the men’s fashion shows wrap up in Milan, today the focus shifts to Paris — where, over runways and presentations across the next five days, some of the world ...

The kind of people who did, back in the 90s or 2000s were the people who were part of a massive group of friends, who had a particular reason to raise a flag up in the middle of the crowd.