Testing quadratic
 Re=  1.0000000000 Im=  1.0000000000 
 Re=  1.0000000000 Im= -1.0000000000 

Testing cubic
 Re=  1.0000000000 Im=  0.0000000000 
 Re=  2.0000000000 Im=  0.0000000000 
 Re=  3.0000000000 Im=  0.0000000000 

Testing biquadratic
 Re=  0.0000000000 Im=  1.4142135624 
 Re=  0.0000000000 Im= -1.4142135624 
 Re= -0.0000000000 Im=  1.4142135624 
 Re= -0.0000000000 Im= -1.4142135624 
