Full_Name: Paul Mosquin Version: 2.1.1 OS: Windows XP Submission from: (NULL) (24.225.66.48) I just don't understand this: >(2*2)==4 [1] TRUE > .2*.2 [1] 0.04 > (.2*.2)==.04 [1] FALSE or > x=.04 > x [1] 0.04 > y=.2*.2 > y [1] 0.04 > y==x [1] FALSE