I've come to collect a parcel http://www.jlgc.com/stmap_1b320.html?levitra.metaglip.ipratropium cost of fluticasone at costco  If both sets of points in fact describe the same object, then they can be aligned by rotating one of them around the right axis. For any given pair of points 但ﾂ�ﾂ� one from the model and one from the object 但ﾂ�ﾂ� it但ﾂ�ﾂ冱 possible to calculate the probability that rotating one point by a particular angle around a particular axis will align it with the other. The problem is that the same rotation might move other pairs of points farther away from each other.