math6 Messages 66 Reaction score 0 Thread starter Nov 2, 2010 #1 excuse me but if someone can give me the exact definition of a sub-elliptic differential operator . thnx a lot .
excuse me but if someone can give me the exact definition of a sub-elliptic differential operator . thnx a lot .
vishal007win Messages 76 Reaction score 0 Nov 2, 2010 #2 hope dis works.. http://en.wikipedia.org/wiki/Semi-elliptic_operator