search for: fyg

Displaying 4 results from an estimated 4 matches for "fyg".

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2017 Mar 19
2
outer not applying a constant function
...(y-1.9)^2*(x-1.1)^3 fx <- Deriv(f,"x") fy <- Deriv(f,"y") fxy <- Deriv(Deriv(f,"y"),"x") fxx <- Deriv(Deriv(f,"x"),"x") fyy <- Deriv(Deriv(f,"y"),"y") fg <- outer(xg,yg,f) fxg <- outer(xg,yg,fx) fyg <- outer(xg,yg,fy) fxyg <- outer(xg,yg,fxy) fxxg <- outer(xg,yg,fxx) fyyg <- outer(xg,yg,fyy) And with f <- function(x,y) x+y it stops working. Of course I can manually fix this for that special case, but thats not my point. I simply thought "outer" should be able to ha...
2017 Mar 20
1
outer not applying a constant function
...> fxy <- Deriv(Deriv(f,"y"),"x") > > fxx <- Deriv(Deriv(f,"x"),"x") > > fyy <- Deriv(Deriv(f,"y"),"y") > > > fg <- outer(xg,yg,f) > > fxg <- outer(xg,yg,fx) > > fyg <- outer(xg,yg,fy) > > fxyg <- outer(xg,yg,fxy) > > fxxg <- outer(xg,yg,fxx) > > fyyg <- outer(xg,yg,fyy) > > > And with > > > f <- function(x,y) x+y > > > it stops working. Of course I can manually fix this for th...
2017 Mar 20
0
outer not applying a constant function
...<- Deriv(f,"y") > fxy <- Deriv(Deriv(f,"y"),"x") > fxx <- Deriv(Deriv(f,"x"),"x") > fyy <- Deriv(Deriv(f,"y"),"y") > fg <- outer(xg,yg,f) > fxg <- outer(xg,yg,fx) > fyg <- outer(xg,yg,fy) > fxyg <- outer(xg,yg,fxy) > fxxg <- outer(xg,yg,fxx) > fyyg <- outer(xg,yg,fyy) > And with > f <- function(x,y) x+y > it stops working. Of course I can manually fix this for that special case, but thats not my point. I...
2008 Jun 30
4
Rebuild of kernel 2.6.9-67.0.20.EL failure
Hello list. I'm trying to rebuild the 2.6.9.67.0.20.EL kernel, but it fails even without modifications. How did I try it? Created a (non-root) build environment (not a mock ) Installed the kernel.scr.rpm and did a rpmbuild -ba --target=`uname -m` kernel-2.6.spec 2> prep-err.log | tee prep-out.log The build failed at the end: Processing files: kernel-xenU-devel-2.6.9-67.0.20.EL Checking