M <chr_abbr type="reg" class="dc" expan="ani" cert="no">ai-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> n<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr>ont nule uoire a<chr_abbr type="reg" class="dc" expan="pri" cert="no">p-vbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var><chr_var letter="s" var="long">∫</chr_var>e 