\beamer@slide {eq:pdfpwave}{8} \beamer@slide {LargeRecoilAs}{9} \beamer@slide {Js}{32} \beamer@slide {LargeRecoilAs}{33} \beamer@slide {LargeRecoilAs}{37} \beamer@slide {symmassless}{39} \beamer@slide {eq:pdfpwave}{39}