00284nam a2200109 a 450000500170000000800410001705000210005810000150007924500350009426000290012965000160015820140414093848.0110526s19uu xx 00 eng d aCD 510bCOR 2009 aNye, Colin aCore Mathematics /cColin Nye. aUSA :bHeinemann,c2009. aMathematics