³ò L‘?Ec@sdefd„ƒYZdS(tPointcBs2eZdZd„Zd„Zd„Zd„ZRS(sSimple class to define pointscCs"t|ƒ|_t|ƒ|_dS(N(tfloattxty(tselftxvaltyval((spt.pyt__init__scCs!t|i|i|i|iƒS(N(RRR(Rtother((spt.pyt__add__scCsd|i|ifS(Ns(%f,%f)(RR(R((spt.pyt__str__ scCs,ddkl}||id|idƒS(Niÿÿÿÿ(tsqrti(tmathR RR(RR ((spt.pytnorm s(t__name__t __module__t__doc__RR R R (((spt.pyRs    N(tobjectR(((spt.pyss