TY - RPRT TI - A fourth-order Cartesian grid embeddedboundary method for Poisson’s equation AU - Devendran, Dharshi AU - Graves, Daniel AU - Johansen, Hans AU - Ligocki, Terry PY - 2017 DO - 10.2140/camcos.2017.12.51 UR - https://www.osti.gov/biblio/1379639 ID - 1379639 ER -