K=2, one link truncation, nonzero transverse momentumn
couplings={mub,muf,g2,kappas,kappaa,beta,
           lambda1,lambda2,lambda3,lambda4,lambda5}

couplings = {0.1803, 0.362, 1, -0.323, 0.162, 0.688, -0.038, -0.09, 374, 
     0.158, 143}

Eigenvalues for a*Pperp={0.11234, 0.24567}
{0.4863040584291057, 0.49513730851646454, 0.49530413929018097, 
 0.5045317663651274, 1.271168673972012, 1.2998487819805615, 
 1.3008734552431085, 1.3556150105186964, 1.399547492913035, 
 1.3995511507607261, 1.3997077875895236, 1.400395031158652, 
 1.4024437231836726, 1.4026525535406877, 1.419611169005517, 
 1.4371853460583035, 1.4546903489893033, 1.5008869763937465, 
 1.501750246550764, 1.539039830629628, 1.7370783872989657, 
 1.7375166212790523, 1.7376798189786569, 1.7381963189382814}

Eigenvalues for a*Pperp={0, 0}
{0.48457118491763124, 0.4935831869194369, 0.4935831869194371, 
 0.5029979224579487, 1.2806415657826549, 1.3120196751358046, 
 1.3120196751358049, 1.3909380080591502, 1.3995222377321885, 
 1.399522237732189, 1.3995222377321892, 1.3995222377321894, 1.39952223773219, 
 1.39952223773219, 1.4196471032307374, 1.4196471032307378, 
 1.4393196489065516, 1.4895788701928767, 1.4895788701928774, 
 1.5320952790833697, 1.7393997566075923, 1.7398279261848977, 
 1.7398279261848981, 1.7403056820482328}