inverse trigonometric functions



evening folks

How could I get maxima to do inverse trigonometric functions like $ 
\sin^{-1}$, $\cos^{-1}$ and $\tan^{-1}$ and the inverse csc, sec, and  
cot functions?

Regards
Justin Harford

Into this wild abyss, the weary fiend stood on the brink of hell and  
looked awhile, pondering his voyage

John Milton
Paradise Lost