TY - GEN AU - G.J. Cats BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 03/1981 DO - 10.21957/omu0ik58r LA - eng M1 - 26 PB - ECMWF PP - Shinfield Park, Reading PY - 1981 EP - 10 T2 - ECMWF Technical Memoranda TI - A method for solving a system of linear equations efficiently in order to optimise theanalysis code UR - https://www.ecmwf.int/node/8612 ER -