Re: [R] re stricting points in a data frame

2008-01-31 Thread Petr PIKAL
0)207 004 2968 (Direct Fax) > Please visit our Web site at > www.ssga.com > > -Original Message- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On Behalf Of dxc13 > Sent: 30 January 2008 16:20 > To: r-help@r-project.org > Subject: [R] re stricting poin

Re: [R] re stricting points in a data frame

2008-01-30 Thread Attiglah, Mama
8 (Direct Fax) Please visit our Web site at www.ssga.com -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of dxc13 Sent: 30 January 2008 16:20 To: r-help@r-project.org Subject: [R] re stricting points in a data frame useR's, Consider some variables and a

[R] re stricting points in a data frame

2008-01-30 Thread dxc13
useR's, Consider some variables and a data frame of points: x1 <- c(1,2,3) x2 <- c(3,4,5) xk1 <- seq(min(x1)-.5, max(x1)+.5,.5) xk2 <- seq(min(x2)-.5, max(x2)+.5,.5) expand.grid(xk1=xk1,xk2=xk2) xk1 xk2 1 0.5 2.5 2 1.0 2.5 3 1.5 2.5 4 2.0 2.5 5 2.5 2.5 6 3.0 2.5 7 3.5 2.5 ... 46 2.0 5.