21/04/01 13:33:37.76 GyNdrsdh.net
z=a+bi
z→z^2 : { re(z)>0 } → Z ＼( -∞,0 ] is homeo
21/04/01 13:33:37.76 GyNdrsdh.net
z=a+bi
z→z^2 : { re(z)>0 } → Z ＼( -∞,0 ] is homeo
21/04/01 13:33:37.76 GyNdrsdh.net
z=a+bi
z→z^2 : { re(z)>0 } → Z ＼( -∞,0 ] is homeo