GreaterEqual a >= b returns True if a is greater than or equal to b. Attributes[GreaterEqual] := {Protected} Simple examples In[1]:= (a) >= (b) Out[1]= (a) >= (b) In[2]:= (1) >= (2) Out[2]= False In[3]:= (3) >= (5.5) Out[3]= False In[4]:= (5.5) >= (3) Out[4]= True In[5]:= (3) >= (3) Out[5]= True In[6]:= (3) >= (2) >= (2) >= (1) Out[6]= True