>Hi, > >I have two vectors x=(x1,x2) and y = (y1,y1). How can I persuade Mathematica >that e.g. x is a column vector and y is a row vector, which is kind of >important for their multiplication . >I've studied the help page for hours, with no result. So could >someone please help me. My email address is: > >email@example.com > > >Joh.
Denote by xc and yr the column and row versions of x and y, respectively. You can execute the following lines:
=============================================================================== Edward Neuman Phone: (618) 453-6501 Department of Mathematics Fax: (618) 453-5300 Southern Illinois University E-mail: firstname.lastname@example.org Carbondale, Ill. 62901-4408 WWW: http://www.science.siu.edu/mathematics/neuman/