=ADD= =reftype= 14 =number= 98-26 =url= ftp://ftp.risc.uni-linz.ac.at/pub/techreports/1998/98-26.ps.gz =year= 1998 =month= 12 =author= Sendra; J.Rafael + Winkler; Franz =title= Algorithms for Rational Real Algebraic Curves =abstract= We study fundamental properties of real curves, especially of rational real curves, and we derive several algorithms to decide the reality and rationality of curves in the complex plane. =howpublished= submitted for publication =sponsor= FWF, Proj. HySaX, P11160-TEC, and SFB F013, Proj. 1304. and Austrian-Spanish exchange program Acci\'on Integrada 30/97b. =keywords= algebraic curves, rational parametrization