S i<chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> il nerem<chr_abbr type="reg" class="dc" expan="ani" cert="no">ai-hbar</chr_abbr>t enpie<chr_var letter="s" var="long">∫</chr_var> p<chr_abbr type="reg" class="dc" expan="oni" cert="no">oi-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> 