On Thursday, March 8, 2012 10:55:34 PM UTC+5:30, Aaron Meurer wrote: > > This looks like a good start. Did you think about ways that some of > these ideas can be used in SymPy Live too? > > On Thu, Mar 8, 2012 at 9:55 AM, Bharath M R <[email protected]> > wrote: > > Hi, > > I am Bharath M R, a student of Electrical Engineering at IIT Madras. > > I would like to apply for the building the gamma.sympy.org site. I would > > like to > > implement the following things as part of the project. > > > > 1)Basic parsing > > Something like solve x**2==1, integrate x**2 will be parsed and > interpreted. > > Doing something like wolphram alpha would require a lot of ideas from > > natural language processing which I am not familiar with. > > This is something that can be improved upon over time. The important > thing here is to start with a good framework in SymPy to build upon, > so we can easily extend it with new rules. > > And no matter how much you implement, it will always be a heuristic. > We just want it to catch the common case. We can do things like > provide a feedback button for mis-interpreted input, so we can get an > idea of what doesn't work and where things need to be improved the > most. > Yeah. I am going through the Match functions in the codebase and I should be able to figure out a way.
> > > > 2) An incremental search for functions in symPy > > Its very important for a person to get to know the particular function he > > wants to use. This will be implemented using ajax calls to the sphinx > > documentation database.This will be similar to search in scilab / > > mathematica. > > Additionally, there should be links throughout the interface to the > relevant Sphinx documentation for the various functions used (similar > to in WolframAlpha). > > > > > 3) A lyx/ Mathematica styled input. > > This greedily converts the expressions into latex symbols, so that the > user > > knows what he is actually computing. We can also add a set of symbols for > > summation, integrals, differentiation as a bottom bar. The input will > look > > like latex input to the user, while we convert the expressions into > required > > symPy functions in the backend. > > How did you plan to implement this? For now, the way that I know to > do it is to first compute the whole expression to SymPy, then call > latex() on it, and parse the latex with MathJax. That is what happens > at SymPy Live. It sounds like you want something that lets you type > LaTeX styled math on the fly, which basically amounts to an equation > editor. > I was thinking something like http://www.texrendr.com/. > > > > 4)Matplotlib for plotting > > We plot the expressions, if it is plottable just as Wolphram Alpha by > > default. > > The app engine now supports numpy, so this should be doable (I hope). > Our matplotlib plotting engine is still in its infant stages (for now, > it only lives at https://github.com/sympy/sympy/pull/673), but it > should grow. Hopefully we will get another project that will improve > it. You could also spend some time of this project working on it, > though obviously it would be better if most of the time were spent > doing the other things. > Looks like I have to go with svgfig on this. The discussion at ( http://old.nabble.com/Pure-python-matplotlib-for-Google-App-Engine-td32721389.html ) says that a lot of c++ code has to be rewritten in python. I can write a backend for svgfig. > > > > 5)Ipython like notebook. > > I think it is possible to port the Ipython notebook according to this > > discussion( > https://groups.google.com/forum/?fromgroups#!topic/sage-notebook/re2bUt4vCxA > ). > > But the time it takes to port is not very fixed. I want to know whether > I am > > overreaching by including it. > > Even without the notebook, we should use IPython itself in SymPy Live > (http://code.google.com/p/sympy/issues/detail?id=2645), if that's > possible. That will give us things like better tab completion and > access to IPython magic. My idea is that you should be able to click > on a SymPy Gamma calculation and just get a little SymPy Live session, > so the two projects are related. > I will figure out whether this is possible. > > > > 5) Make the interface look beautiful with twitter bootstrap. > > +1. I don't know anything about this specific library, but a > beautiful, highly functional interface is almost as important as good > functionality. > > Aaron Meurer > > -- You received this message because you are subscribed to the Google Groups "sympy" group. To view this discussion on the web visit https://groups.google.com/d/msg/sympy/-/pd5QrgBooY8J. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
