M l<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr>t uolent<chr_abbr type="reg" class="dc" expan="er" cert="no">[apost]</chr_abbr><chr_var letter="s" var="long">∫</chr_var> <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> pl<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr> nidi<chr_var letter="s" var="long">∫</chr_var>t 