Re: [R] plotting a bivariate quadratic curve

2011-11-12 Thread Barry Rowlingson
On Sat, Nov 12, 2011 at 10:50 AM, Yackov Lubarsky wrote: > Hi, > > I would like to plot a x,y curve described by the equation : > > Ax^2 + Bx + Cy^2 + Dy + E == 0 > > (A,B,C,D,E are constants) > > This sounds like quite the common task but haven't been able to figure > out how to do this. Could yo

Re: [R] plotting a bivariate quadratic curve

2011-11-12 Thread Duncan Murdoch
On 11-11-12 5:50 AM, Yackov Lubarsky wrote: Hi, I would like to plot a x,y curve described by the equation : Ax^2 + Bx + Cy^2 + Dy + E == 0 (A,B,C,D,E are constants) This sounds like quite the common task but haven't been able to figure out how to do this. Could you please help ? I am new to

[R] plotting a bivariate quadratic curve

2011-11-12 Thread Yackov Lubarsky
Hi, I would like to plot a x,y curve described by the equation : Ax^2 + Bx + Cy^2 + Dy + E == 0 (A,B,C,D,E are constants) This sounds like quite the common task but haven't been able to figure out how to do this. Could you please help ? I am new to R so probably missing something basic. Thanks