>Well, whether it is satisfactory is a matter of taste, but as an update
> to the messages cited, there is this:
> load (ezunits);
> sin (1 ` degree);
> => sin(%pi/180)
I suppose a user who prefers degrees might like to stick with degrees except for the special values: sin (1 ` degree) --> sin (1 ` degree) and sin(30 `degree) --> 1/2.
But I think that ezunits provides a pretty good solution.
--Barton