Researchers at the University of Pennsylvania have introduced a new way to use artificial intelligence to tackle one of the most difficult challenges in mathematics: inverse partial differential equations (PDEs). These equations are essential for understanding complex systems, but solving them has long pushed the limits of both math and computing. The team's solution, called "Mollifier Layers," improves how AI handles these problems by refining the math behind the process instead of simply increasing computing power. The approach could have wide-ranging applications, from decoding genetic activity to improving weather predictions. "Solving an inverse problem is like looking at ripples in a pond and working backward to figure out where the pebble fell," says Vivek Shenoy, Eduardo D.…