content_image/337635.jpg content_image/337636.jpg content_image/337647.jpg content_image/337637.jpg content_image/337638.jpg
the confined quark-gluon bag in the SU ( N$_{c}$ ) representation reads 

<img src='content_image/337635.jpg'>

where 

and 

The partition function that is given by Eq.(47) leads to the high-lying continuous hadronic mass spectrum when it is transformed to the micro-canonical ensemble. 

<img src='content_image/337636.jpg'>

<img src='content_image/337647.jpg'>

It is useful to mention the following relations. The canonical ensembles for adjoint par- 

ticles in SU ( N$_{c}$ ) and U ( N$_{c}$ ) symmetry group representations are related by 

<img src='content_image/337637.jpg'>

The canonical ensembles for gas of fundamental and adjoint particles in SU ( N$_{c}$ ) and U ( N$_{c}$ ) symmetry group representations are related in the following way: 

<img src='content_image/337638.jpg'>

