Summary
I derive conditions on the input to the matrixND −1 equations for there to be a bound state with given mass and couplings. Forn dynamically coupled channels there aren+1 conditions,n of which are essentially algebraie.
Riassunto
Si ricavano le condizioni sulle entrate alle equazioniND −1 matriciali affinchè ci sia uno stato di massa legato e accoppiamenti dati. Pern canali dinamicamente accoppiati vi sonon+1 condizioni, delle qualin sono essenzialmente algebriche.
Резюме
Выводятся условия на вводимое в матричные уравненияND −1, для того чтобы существовало связанное состояние с данной массой связываемых частиц. Дляn динамически связанных каналов существуетn+1 условие,n из которых являются существенно алгебраическими.
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Rosdolsky, H.G. Bound-state conditions from theND −1 equations. Nuovo Cimento A (1965-1970) 65, 491–510 (1970). https://doi.org/10.1007/BF02824913
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DOI: https://doi.org/10.1007/BF02824913