As the founders of the Miami-based art project Dimensions Variable, Frances Trombly and Leyden Rodriguez-Casanova have become adept at withering change—not all of it welcome. Much has been made of DV’s many geographical moves since its inception in 2009. But their latest—to a new exhibition and studio space in Little River—is more than just a continuation of their fierce commitment to their community; it’s a physical manifestation of how the couple views the very definition of an artist.