20220818183659.832908 IMA journal of numerical analysis England http://firstsearch.oclc.org/journal=0272-4979;screen=info;ECOIP IMA journal of numerical analysis. 0272-4979 http://firstsearch.oclc.org IMA journal of numerical analysis IMA journal of numerical analysis. http://www.oxfordjournals.org/content?genre=journal&issn=0272-4979