... thl co' so' trithircv amo to' suy di~n dong vai tro quan trong nh at. Vi the, ngtroita can noi r~ng "He chuyen gia = Co's()' trithirc+ Mo to' suy di~n", ... gia. 'I'Inh dung d[n cda thudt toan dtro'cclui-ng minh eh~t chedtro'ig6e di? toanhoc.1. M(YDADNhu cluing ta deu biet, trong narn th anh phan chinh cu a h~ chuyen gia ... chfTinhqcviDi'eukhi€nhoc,T,17,S,2(2001), 20-26THU~TTOAN LAM M!NT~P LU~TvAXAY DllNGH~ LU~TCHINH QUI CUA H~ CHUYEN GIA LE HAl KHOIAbstract.In this paper we give some algorithms for refining the rules set and building the regular...