On Wed, 25 Nov 2009, Renugopal M. wrote: > How will I get $\theta$ in roman. You cannot, since the Greek and Roman Languages have different alphabets :) More seriously, if what you want is an upright "theta", then \usepackage{upgreek} and do $\uptheta$. PS: By the way, why do you tow a totally unrelated (past) question with yours? -- Krishnan