Adding differentiation/integration rules



>>>>> "Boris" == Boris Veytsman <borisv@lk.net> writes:

    >> From: Raymond Toy <toy at rtp>
    >> Date: 24 Sep 2001 17:19:08 -0400
    >> 
    >> 
    >> This works.  Now, how do I get it to recognize that sn(0,m) = 0,
    >> cn(0,m) = 1, etc.?  With the gradef stuff above, I get this:
    >> 


    Boris> Like this:

    Boris>  tellsimp(cn1(0),1);
    Boris>  tellsimp(sn1(0),0);

Thanks1  That works.  However, what if I want sn1(.5, .8) to give me
some number?  I don't know how to do that.

Ray