in hands. if i remember correcctly, it was done by Frank assumping descrete nature of energy. ==== "Frank"ly, I think it was Planck. V 무슨 그림이냐고요? * \|/ * 바로 맨땅에 헤딩하는 그림입죠. \ O / 왠지 사는게 갑갑하게 느껴질때 ============== 한번씩들 해보시라니깐요. hshim@scripps.edu