After you create some objects that represent the functions you will need to add functionality to the various printers that we have. See the sympy printing packages for examples.
Jason moorepants.info +01 530-601-9791 On Thu, Mar 3, 2016 at 8:55 AM, SAMPAD SAHA <sampadsa...@gmail.com> wrote: > Jason , > > > Suppose I want to print <x-2>**2 in isympy as <x-2> raised to 2 . How we > can do it? > > > > > > Regards > Sampad Kumar Saha > Mathematics and Computing > I.I.T. Kharagpur > > On Thu, Mar 3, 2016 at 1:29 AM, SAMPAD SAHA <sampadsa...@gmail.com> wrote: > >> Jason , >> >> Sorry, actually I didn't notice that I haven't added the list in cc. It >> was mistaken. >> >> I will let you know about my status of my proposal soon. >> >> Thank You. >> >> >> -------------------- >> Sampad >> >> >> >> >> >> >> Regards >> Sampad Kumar Saha >> Mathematics and Computing >> I.I.T. Kharagpur >> >> On Thu, Mar 3, 2016 at 1:16 AM, Jason Moore <moorepa...@gmail.com> wrote: >> >>> Sampad, please try to keep conversations on list so that everyone can >>> benefit. >>> >>> Please draft your proposal on the SymPy wiki. >>> >>> >>> Jason >>> moorepants.info >>> +01 530-601-9791 >>> >>> On Wed, Mar 2, 2016 at 11:44 AM, SAMPAD SAHA <sampadsa...@gmail.com> >>> wrote: >>> >>>> Jason, >>>> >>>> I have started working on my proposal. After adding some ideas on how >>>> to proceed with this project from myside , I will send you the link. >>>> >>>> Can you please suggest me , where should I write my proposal so that I >>>> can send it to you for reviewing? >>>> >>>> >>>> >>>> >>>> Regards >>>> Sampad Kumar Saha >>>> Mathematics and Computing >>>> I.I.T. Kharagpur >>>> >>>> On Thu, Mar 3, 2016 at 1:05 AM, SAMPAD SAHA <sampadsa...@gmail.com> >>>> wrote: >>>> >>>>> Jason, >>>>> >>>>> Thank You. I would try my level best to follow your suggestions. I >>>>> would try to send more patches to make my proposal more better. >>>>> >>>>> >>>>> >>>>> >>>>> Regards >>>>> Sampad Kumar Saha >>>>> Mathematics and Computing >>>>> I.I.T. Kharagpur >>>>> >>>>> On Thu, Mar 3, 2016 at 12:44 AM, Jason Moore <moorepa...@gmail.com> >>>>> wrote: >>>>> >>>>>> Sampad, >>>>>> >>>>>> Only one patch is required along with the proposal. But if you have a >>>>>> look at the winning proposals from previous years, I think you'll see >>>>>> that >>>>>> people with more patches and higher engagement with the community are >>>>>> much >>>>>> more likely to get accepted. I'd recommend doing as much as you can to >>>>>> make >>>>>> your proposal stand out from the rest. >>>>>> >>>>>> Jason >>>>>> >>>>>> >>>>>> Jason >>>>>> moorepants.info >>>>>> +01 530-601-9791 >>>>>> >>>>>> On Wed, Mar 2, 2016 at 11:06 AM, SAMPAD SAHA <sampadsa...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Jason, >>>>>>> >>>>>>> I had fixed an issue earlier . This >>>>>>> <https://github.com/sympy/sympy/pull/10225> was my PR. >>>>>>> Do I need to send any more patch file? >>>>>>> >>>>>>> ------------------- >>>>>>> With Regards >>>>>>> Sampad >>>>>>> >>>>>>> >>>>>>> Regards >>>>>>> Sampad Kumar Saha >>>>>>> Mathematics and Computing >>>>>>> I.I.T. Kharagpur >>>>>>> >>>>>>> On Sun, Feb 28, 2016 at 9:59 PM, Jason Moore <moorepa...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> You, as the designer, will get to choose whatever names you want. >>>>>>>> We will discuss the naming of functions during deeper discussions. For >>>>>>>> now >>>>>>>> just pick whatever you think is appropriate. >>>>>>>> >>>>>>>> >>>>>>>> Jason >>>>>>>> moorepants.info >>>>>>>> +01 530-601-9791 >>>>>>>> >>>>>>>> On Sun, Feb 28, 2016 at 1:53 AM, SAMPAD SAHA <sampadsa...@gmail.com >>>>>>>> > wrote: >>>>>>>> >>>>>>>>> Jason, >>>>>>>>> >>>>>>>>> Thank you for giving me a direction to think over this project. >>>>>>>>> >>>>>>>>> Would it be fine if we name the module as Singularity? >>>>>>>>> >>>>>>>>> As you said, I will now focus on creating object which would help >>>>>>>>> us to use standard operators on different types of singularity >>>>>>>>> functions. >>>>>>>>> I will also focus on creating a timeline to implement different >>>>>>>>> functionalities . I will let you know shortly about what i am upto. >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> Regards >>>>>>>>> Sampad Kumar Saha >>>>>>>>> Mathematics and Computing >>>>>>>>> I.I.T. Kharagpur >>>>>>>>> >>>>>>>>> On Sun, Feb 28, 2016 at 12:11 AM, Jason Moore < >>>>>>>>> moorepa...@gmail.com> wrote: >>>>>>>>> >>>>>>>>>> Sampad, >>>>>>>>>> >>>>>>>>>> You will likely need to create objects that represent different >>>>>>>>>> types of singularity functions. These objects should be able to be >>>>>>>>>> assembled into full expressions using standard operators: plus, >>>>>>>>>> minus, etc. >>>>>>>>>> Additionally you'll need some methods that can convert these >>>>>>>>>> expressions >>>>>>>>>> into the continuous piecewise forms and allow evaluation with >>>>>>>>>> .evalf(). The >>>>>>>>>> integrate and Integral objects should be able to integrate them. >>>>>>>>>> >>>>>>>>>> I'd suggest writing up some psuedo code that would give an idea >>>>>>>>>> of what a sympy session might look like to solve some beam problems. >>>>>>>>>> Maybe >>>>>>>>>> something like: >>>>>>>>>> >>>>>>>>>> >>> from sympy import SingularityFunction as f >>>>>>>>>> >>> w = -3 * f(x - 0)**(-1) + 6 * f(x - 2)**0 - 9 * f(x - 4)**-1 >>>>>>>>>> >>> pprint(w) >>>>>>>>>> -3 * f<x - 0>**(-1) + 6 * <x - 2>**0 - 9 * <x - 4>**-1 >>>>>>>>>> >>> integrate(w) >>>>>>>>>> -3 * <x - 0>**0 + 6 * <x - 2>**1 - 9 * <x - 4>**0 >>>>>>>>>> >>>>>>>>>> Do some beam bending problems by hand and then think about how >>>>>>>>>> you'd like it to work if you could do it all with SymPy. For every >>>>>>>>>> example >>>>>>>>>> problem you do, write out pseudo code like above. >>>>>>>>>> >>>>>>>>>> I could also imagine a higher level abstraction where you could >>>>>>>>>> do something like: >>>>>>>>>> >>>>>>>>>> from sympy import Beam, DistributedLoad, PointLoad >>>>>>>>>> b = Beam(length=l) >>>>>>>>>> b.apply(DistrubutedLoad(start=l/2, end=l, value=w) >>>>>>>>>> b.apply(PointLoad(location=l/3, value=p) >>>>>>>>>> b.moment() # finds the moment vs x using singularity funcs in the >>>>>>>>>> background >>>>>>>>>> b.shear_moment_diagram() # uses the plot module to plot the >>>>>>>>>> piecewise functoin >>>>>>>>>> b.moment_sing_func() # returns the singularity funcs >>>>>>>>>> >>>>>>>>>> But you'll need to implement the singularity function stuff first >>>>>>>>>> before the later. >>>>>>>>>> >>>>>>>>>> Jason >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Jason >>>>>>>>>> moorepants.info >>>>>>>>>> +01 530-601-9791 >>>>>>>>>> >>>>>>>>>> On Fri, Feb 26, 2016 at 1:29 PM, SAMPAD SAHA < >>>>>>>>>> sampadsa...@gmail.com> wrote: >>>>>>>>>> >>>>>>>>>>> Hi Jason, >>>>>>>>>>> >>>>>>>>>>> Thank you for the explanation. It really helped me. >>>>>>>>>>> >>>>>>>>>>> So, basically we want to start it, firstly, by creating a module >>>>>>>>>>> which would deal with the mathematical operations performed on >>>>>>>>>>> Singularity >>>>>>>>>>> Functions. After this whole module is prepared, we would focus on >>>>>>>>>>> how to >>>>>>>>>>> use this module for solving beam problems. Am I correct? >>>>>>>>>>> >>>>>>>>>>> Can you please explain me in brief that what are the >>>>>>>>>>> mathematical operations we wanted to implement on that module? >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Friday, February 26, 2016 at 4:54:59 PM UTC+5:30, SAMPAD SAHA >>>>>>>>>>> wrote: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Hi, >>>>>>>>>>>> >>>>>>>>>>>> I am Sampad Kumar Saha , an Undergraduate Mathematics and >>>>>>>>>>>> Computing Student at I.I.T. Kharagpur. >>>>>>>>>>>> >>>>>>>>>>>> I have gone through the idea page >>>>>>>>>>>> <https://github.com/sympy/sympy/wiki/GSoC-2016-Ideas> and I am >>>>>>>>>>>> interested in working on the project named Singularity Function >>>>>>>>>>>> <https://github.com/sympy/sympy/wiki/GSoC-2016-Ideas#singularity-functions> >>>>>>>>>>>> . >>>>>>>>>>>> >>>>>>>>>>>> By going through the Idea, I understood that we want to add a >>>>>>>>>>>> package to Sympy which can be used for for solving beam bending >>>>>>>>>>>> stress and >>>>>>>>>>>> deflection problems using singularity function. Am I correct? >>>>>>>>>>>> >>>>>>>>>>>> We can by this way:- >>>>>>>>>>>> While solving we will be having the moment function as an input >>>>>>>>>>>> which we can arrange in the form of singularity functions and then >>>>>>>>>>>> integrate it twice to get the deflection curve and we can give the >>>>>>>>>>>> plot or >>>>>>>>>>>> the equation obtained of deflection curve as an output. >>>>>>>>>>>> >>>>>>>>>>>> I have gone through some documents available on internet which >>>>>>>>>>>> have brief studies on solving beam bending stress and deflection >>>>>>>>>>>> problems >>>>>>>>>>>> using singularity functions. >>>>>>>>>>>> >>>>>>>>>>>> References:- >>>>>>>>>>>> >>>>>>>>>>>> - Beam Deflection By Discontinuity Functions >>>>>>>>>>>> >>>>>>>>>>>> <http://www.colorado.edu/engineering/CAS/courses.d/Structures.d/IAST.Lect12.d/IAST.Lect12.pdf> >>>>>>>>>>>> . >>>>>>>>>>>> - Beam Equation Using Singularity Functions >>>>>>>>>>>> <https://www.civil.iitb.ac.in/~sghosh/CE327/singularity-1.pdf> >>>>>>>>>>>> . >>>>>>>>>>>> - Enhanced Student Learning in Engineering Courses with CAS >>>>>>>>>>>> Technology >>>>>>>>>>>> >>>>>>>>>>>> <http://cei.ust.hk/files/public/sympo/2007/paper_r13-thomashu.pdf> >>>>>>>>>>>> . >>>>>>>>>>>> >>>>>>>>>>>> Since there is just a brief idea given in the idea page, I have >>>>>>>>>>>> a doubt that what are the things other than solving beam bending >>>>>>>>>>>> stress and >>>>>>>>>>>> deflection problems to be implemented in the project? >>>>>>>>>>>> >>>>>>>>>>>> Any type of suggestions are welcome. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> ========================================================================================================================================== >>>>>>>>>>>> Regards >>>>>>>>>>>> Sampad Kumar Saha >>>>>>>>>>>> Mathematics and Computing >>>>>>>>>>>> I.I.T. Kharagpur >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> > -- 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 https://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAP7f1Ajm1oiDbeE9S%2BD1wY%2BKLi7-joDRMs08dfyDqe%2BH%2BGZdaQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
