I have updated my proposal.Anyone please give a look On Wednesday, April 3, 2019 at 7:06:41 AM UTC+5:30, Nabanita Dash wrote: > > No,not yet.I haven't yet completely implemented > > On Wednesday, April 3, 2019 at 4:18:12 AM UTC+5:30, Arif Ahmed wrote: >> >> Seems much better now. I see you have a PR for rs_acos, be sure to >> include the link in your proposal. >> Also , are you getting any output from the prototype code you have for >> rs_laurent and rs_fourier ? >> >> On Monday, April 1, 2019 at 12:55:02 PM UTC+5:30, Nabanita Dash wrote: >>> >>> I have updated my Proposal . Can you please give a look at it? >>> >>> On Friday, March 29, 2019 at 5:00:52 PM UTC+5:30, Arif Ahmed wrote: >>>> >>>> Under Improve rs_series, you need to provide some idea of how you plan >>>> to implement at least a couple of those new rs_series functions that you >>>> suggest. >>>> Maybe you could implement one of the comparatively simpler ones and >>>> send a PR for it. >>>> >>>> Also you mentioned: >>>> >>>> > I want to add more methods to ring_series so that its implementation >>>> is more smooth,fast and efficient. >>>> >>>> You need to clarify this point a lot more. Which parts of the current >>>> implementation need improving and how do you plan to go about doing over >>>> the summer. >>>> What gets more preference, improving the current implementation of >>>> existing functions or implementing new ones ? >>>> >>>> Ditto for the other sections as well. >>>> >>>> In the Timeline, you should provide a proper breakup of the tasks in >>>> the proposal and fairly appraise the time required for each. Most people >>>> provide a Week-wise breakup of the summer. >>>> >>>> On Friday, March 29, 2019 at 11:08:12 AM UTC+5:30, Nabanita Dash wrote: >>>>> >>>>> I have added my application in wiki page . The link to which is >>>>> https://github.com/sympy/sympy/wiki/GSoC-2019-Nabanita-Dash:Series-expansions:Improving-rs_series,Formal-Power-Series(series.formal),limits(series.limits) >>>>> >>>>> On Wednesday, March 27, 2019 at 5:37:47 PM UTC+5:30, Nabanita Dash >>>>> wrote: >>>>>> >>>>>> Hi, >>>>>> This is a GSoC-19 aspirant.I am a 2nd year CS Undergrad from >>>>>> IIIT,BBSR,India. I want to work on the project idea of >>>>>> Series-Expansion.I >>>>>> had discussed with Sartaj Singh as said by Aaron Meurer to geta hold on >>>>>> the >>>>>> idea.My proposed ideas are as below: >>>>>> !)Improve rs_series module >>>>>> I plan to add fourier,taylor,maclaurian,dirichlet,stirling series and >>>>>> other hyperbolic series in rs_series to make it efficient to use. >>>>>> 2)Improve Formal Power Series >>>>>> a)The limits applied to check fps and calculate logarithmic >>>>>> singularity needs improvement as it creates XFAIL tests.I want to create >>>>>> an >>>>>> API that accepts the singularities points and revise it to give positive >>>>>> results. >>>>>> >>>f = asech(x) >>>>>> >>>fps(f, x) >>>>>> log(2) - log(x) - x**2/4 - 3*x**4/64 + O(x**6) >>>>>> A logarithmic singularity is a singularity of an analytic function >>>>>> whose main z-dependent term is of order O(lnz). An example is the >>>>>> singularity of the Bessel function of the second kind >>>>>> Y_0(z)∼(2gamma)/pi+2/piln(1/2z)+... at z=0 >>>>>> ,Green function and some trignometric functions. >>>>>> >>>>>> Singularities with leading term consisting of nested logarithms, >>>>>> e.g., lnlnlnz, are also considered logarithmic. >>>>>> 3) Improve limits >>>>>> I think of adding special functions for calculating limits at oo. >>>>>> https://github.com/sympy/sympy/issues/14590 according to no special >>>>>> functions have been used in limits code. >>>>>> >>>>>> def test_exponential2(): >>>>>> n = Symbol('n') >>>>>> assert limit((1 + x/(n + sin(n)))**n, n, oo) == exp(x) >>>>>> Also,I plan to calculate limits at multivariate points.In SymP, >>>>>> limit(a,z,z0,dir='+') is possible to calculate limits for a single >>>>>> variable >>>>>> z,I want to calculate limit(f(x,y),x,y,x0,y0,dir='+') >>>>>> >>>>>> >>>>>> I need suggestions to work on these ideas as well as any changes to >>>>>> be made to these or propose any other idea is welcome. >>>>>> >>>>>>
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