What is the output of git remote -v? Aaron Meurer
On Wed, Aug 14, 2013 at 9:12 PM, Saurabh Jha <saurabh.j...@gmail.com> wrote: > I am not able to get "git pull" to work. It says it's already up-to-date, > which I suspect it's not. Thus I am not able to get git rebase and git merge > to work. Can anyone suggest some workaround for this? > > Thanks, > > -Saurabh > > > On Thursday, August 15, 2013 12:49:05 AM UTC+5:30, Saurabh Jha wrote: >> >> Hi, >> >> I have added docstrings to my current work. Most of the work is complete >> now as far as level 0 of dense matrix is concerned. >> >> I think this PR can now be reviewed. I am afraid that it will get more and >> more difficult to review this thing with increasing code. >> >> Also there seems to be some conflicts currently. The tests pass in my >> local computer but there seems to be some problem. Can anyone please help me >> here? >> >> -Saurabh >> >> On Saturday, August 10, 2013 12:19:57 AM UTC+5:30, Saurabh Jha wrote: >>> >>> Hi, >>> >>> My work is almost done as far as dense matrix is concerned[1]. I have now >>> divided all the stuff into three files densearith, densetools and >>> densesolve. Here are some key points-- >>> >>> mulmatmat is not selecting rows and cols and multiplying them as done in >>> the last commit. It turns out that col function is too expensive. So I just >>> replaced it with the old workaround by applying zip on second matrix and >>> then multiplying rows and cols. It seems that selecting a column is not very >>> efficient in the new model. Not atleast in current col function. >>> I am not able to apply domains on complex numbers. >>> I have two functions lowertriangle and uppertriangle that, given a >>> matrix, returns a upper triangle matrix and lower triangle matrix by having >>> appropriate elements reduced to zeros by matrix operations. These were >>> actually created to be used by some other functions but it didn't turned out >>> to be used anywhere. I am not sure about the utility of them now. I feel >>> they can be used in solving equations >>> There is a test failure in the LU_inverse. The thing is it calculates the >>> 0th and 2nd columns correctly but not the the first column. Others pass >>> In some places like in LU, I have to use QQ(x)/QQ(y) to avoid the >>> truncating of decimal part when the division is not perfect(e.g. 2.3 to 2). >>> It does not seems to be the right way to do it. Anyone please see if there >>> is some other way to do it. >>> I think this level should be used as in the tests. Each each is forced to >>> have a type >>> >>> best, >>> -Saurabh >>> >>> >>> [1] https://github.com/sympy/sympy/pull/2248 >>> >>> On Monday, July 15, 2013 1:22:50 PM UTC+5:30, Saurabh Jha wrote: >>>> >>>> I have managed to implement a function to calculate rref of a matrix. >>>> It's not using any particular reference, but it does seems to work. Please >>>> have a look[1]. I am now working on the final pieces of dense matrix, LU >>>> and >>>> QR decompositions, inverse and determinant(relatively easy because of rref) >>>> and a solve. I am also implement hessian and matrix derivatives. >>>> >>>> A very rough outline of solve is this-- >>>> >>>> if we have some equations like-- >>>> >>>> a1x + b1y + c1z = d (1) >>>> a2x + b2y + c2z = d (2) >>>> a3x + b3y + c3z = d (3) >>>> >>>> if ncol > nrow + 1, return underdetermined and return infinite solutions >>>> checking with rowdiv, if (1), (2), (3) are complete multiples of each >>>> other (both left hand side and right hand side), return infinite solutions >>>> if (1), (2), (3) are partial multiples(only left hand side), return no >>>> solution. >>>> else -- calculate rref and return solution. >>>> >>>> >>>> The only concern is that rref is slower than older rref. The new >>>> profiles can be found in [2] >>>> >>>> I am not sure if I have missed something. I would request others to >>>> please point the functions I missed right now. >>>> >>>> [1] https://github.com/sympy/sympy/pull/2248 >>>> [2] >>>> http://sympymatrix.blogspot.in/2013/07/profile-of-new-rref-function-and-some.htm > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sympy+unsubscr...@googlegroups.com. > To post to this group, send email to sympy@googlegroups.com. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To post to this group, send email to sympy@googlegroups.com. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.
