On 2010-12-07 at 11:47:15, Thomson, Martin wrote: > {n}^({a}){m}{e} => {e} {n-1}*{m ? m-n : ''}({a} {e}) ; where n > 0 > {e} *{m ? m-1 : ''}({a} {e}) ; where n == 0 My mistake, forgot the brackets on the second: [{e} *{m ? m-1 : ''}({a} {e})] ; where n == 0 _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf