print an example of negative zero
The Number -1e-007 is represented as rounded float:0.00000, other:0.00000e+000
The Number -1e-006 is represented as rounded float:0.00000, other:0.00000e+000
The Number -1e-005 is represented as rounded float:-0.00001, other:-1.00000e-005
The Number -0.0001 is represented as rounded float:-0.00010, other:-1.00000e-004