论文信息 - A Deep Double Ritz Method (D<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" id="d1e3266" altimg="si244.svg"><mml:msup><mml:mrow /><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msup></mml:math>RM) for solving Partial Differential Equations using Neural Networks