negative polar axis

2007-08-13 Thread yadin
hi! how can i do polar plot in python with negative axes that is the value of the magnitude is negative -- http://mail.python.org/mailman/listinfo/python-list

Re: negative polar axis

2007-08-13 Thread Steve Holden
yadin wrote: hi! how can i do polar plot in python with negative axes that is the value of the magnitude is negative Surely a negative magnitude doesn't make sense in polar coordinates, since the magnitude is supposed to represent the distance from the center. About the best interpretation

Re: negative polar axis

2007-08-13 Thread Erik Max Francis
Steve Holden wrote: About the best interpretation I can think of is to add 180 degrees to the angle and reverse the sign of the magnitude, but this would be a hack. Where are those coordinates coming from? Well, sometimes in polar coordinates (r, theta), r is allowed to be negative. The

Re: negative polar axis

2007-08-13 Thread John K Masters
On 10:58 Mon 13 Aug , Erik Max Francis wrote: Steve Holden wrote: About the best interpretation I can think of is to add 180 degrees to the angle and reverse the sign of the magnitude, but this would be a hack. Where are those coordinates coming from? Well, sometimes in polar