Re: [R] plot questions?

zhijie zhang wrote: Dear Rusers, I want to know which function in R can perform the following tasks: 1.surface-data grid(x,y,z) #which could be done in splus, the name was from splus's options of graph 2. contourplot(x,y,z) #which could be done in splus By the way, where can i find

Re: [R] plot questions?-errors in persp(x1, x2, y) and contour(x1, x2, y)

Dear Uwe Ligges , I still can't finish it. * aa* #my data x1 x2 y 50.05 6 4.4180 10.50 3 2.6979 40.50 9 2.9000 70.95 6 2.6230 80.95 6 2.9078 90.95 6 2.6727 31.40 3 2.4203 21.40 9 2.5329 6 1.85 6 2.4867 * attach(aa)* * persp(x1,x2,y* error in

Re: [R] plot questions?-errors in persp(x1, x2, y) and contour(x1, x2, y)

zhijie zhang wrote: Dear Uwe Ligges , I still can't finish it. * aa* #my data x1 x2 y 50.05 6 4.4180 10.50 3 2.6979 40.50 9 2.9000 70.95 6 2.6230 80.95 6 2.9078 90.95 6 2.6727 31.40 3 2.4203 21.40 9 2.5329 6 1.85 6 2.4867 *

[R] plot questions?

Dear Rusers, I want to know which function in R can perform the following tasks: 1.surface-data grid(x,y,z) #which could be done in splus, the name was from splus's options of graph 2. contourplot(x,y,z) #which could be done in splus By the way, where can i find some useful materials to