Did Wanlin join the group first? Ondrej
On Mon, Mar 23, 2015 at 11:33 PM, Jason Moore <[email protected]> wrote: > Any idea why this person can't post to our google group? See below. > > Jason > moorepants.info > +01 530-601-9791 > > ---------- Forwarded message ---------- > From: Wanlin Xie <[email protected]> > Date: Mon, Mar 23, 2015 at 1:08 PM > Subject: Fwd: Delivery Status Notification (Failure) > To: Jason Moore <[email protected]> > > > Hi Jason, > > I'm so sorry to keep bothering you, but I keep running into problems. I'm > not sure what to do. > > Thanks, > > Wanlin > ---------- Forwarded message ---------- > From: Mail Delivery Subsystem <[email protected]> > Date: Mon, Mar 23, 2015 at 4:04 PM > Subject: Delivery Status Notification (Failure) > To: [email protected] > > > Hello [email protected], > > We're writing to let you know that the group you tried to contact (sympy) > may not exist, or you may not have permission to post messages to the group. > A few more details on why you weren't able to post: > > * You might have spelled or formatted the group name incorrectly. > * The owner of the group may have removed this group. > * You may need to join the group before receiving permission to post. > * This group may not be open to posting. > > If you have questions related to this or any other Google Group, visit the > Help Center at http://groups.google.com/support/. > > Thanks, > > Google Groups > > > > ----- Original message ----- > > X-Received: by 10.182.168.105 with SMTP id zv9mr1100396obb.6.1427141082018; > Mon, 23 Mar 2015 13:04:42 -0700 (PDT) > Return-Path: <[email protected]> > Received: from millet.cc.columbia.edu (millet.cc.columbia.edu. > [128.59.72.250]) > by gmr-mx.google.com with ESMTPS id > kt5si394847qcb.3.2015.03.23.13.04.41 > for <[email protected]> > (version=TLSv1 cipher=RC4-SHA bits=128/128); > Mon, 23 Mar 2015 13:04:41 -0700 (PDT) > Received-SPF: pass (google.com: domain of [email protected] designates > 128.59.72.250 as permitted sender) client-ip=128.59.72.250; > Authentication-Results: gmr-mx.google.com; > spf=pass (google.com: domain of [email protected] designates > 128.59.72.250 as permitted sender) [email protected] > Received: from hazelnut (hazelnut.cc.columbia.edu [128.59.213.250]) > by millet.cc.columbia.edu (8.13.8/8.13.8) with ESMTP id > t2NJxxAU016292 > for <[email protected]>; Mon, 23 Mar 2015 16:04:41 -0400 > Received: from hazelnut (localhost.localdomain [127.0.0.1]) > by hazelnut (Postfix) with ESMTP id 983F66D > for <[email protected]>; Mon, 23 Mar 2015 16:04:41 -0400 (EDT) > Received: from salak.cc.columbia.edu (salak.cc.columbia.edu [128.59.29.6]) > by hazelnut (Postfix) with ESMTP id 836106D > for <[email protected]>; Mon, 23 Mar 2015 16:04:41 -0400 (EDT) > Received: from mail-qg0-f41.google.com (mail-qg0-f41.google.com > [209.85.192.41]) > by salak.cc.columbia.edu (8.14.4/8.14.3) with ESMTP id > t2NK4fwC003251 > (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NOT) > for <[email protected]>; Mon, 23 Mar 2015 16:04:41 -0400 (EDT) > Received: by qgf74 with SMTP id 74so36799945qgf.2 > for <[email protected]>; Mon, 23 Mar 2015 13:04:41 -0700 (PDT) > X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; > d=1e100.net; s=20130820; > h=x-gm-message-state:mime-version:date:message-id:subject:from:to > :content-type; > bh=ibzNYpnr+fnsx6AT5xy4lejAJ7rdZwPaoku8I/AFsrI=; > b=B1PNTYPuTFPJRxDW/3h8Um6eyCFJGACPSzz7VM30CUk9AJViRG1y1lmoh6xT+sVEAZ > > lQq/hfML3G3mZyywyXj4XOLg8Y2ZgIM7fAaHkypu3Bf666PwtFS9OvIAJl+3SHyAvyw0 > > F0/fbIex4vD3X7SFRD++ryHfzQ13r2PsCqZx3AECVy8+809/LZesoW5fNcFRjTNaO+Uc > > IIrkGa0rYh4/xqR/5RBSiN/t0aKNIW9u1D/SqgRSE9+bv2anlnKWAcuE3na/rY6NShnd > > 5ElJgWLQZsX6wjcwBIlA+DJAplycZDtUj1h/JhLHLRidpXgACC0YBoB1+72NqUZnmQ6S > Jt0Q== > X-Gm-Message-State: > ALoCoQkLgrvDaZ6Be0RabRlHvhI0ya0FSl2rSerPEhIKLHxnbjcaEKiRrlVsyRPiyOd20Dluvn5r8Lq19mZ3kOqHbtWFJdDyDS3cXjs4Ms2L+wuqdbszSbJdXyGnCMeZZ3n31TJ/RlOR > X-Received: by 10.140.33.164 with SMTP id j33mr1295900qgj.10.1427141062701; > Mon, 23 Mar 2015 13:04:22 -0700 (PDT) > MIME-Version: 1.0 > X-Received: by 10.140.33.164 with SMTP id j33mr1295892qgj.10.1427141062624; > Mon, 23 Mar 2015 13:04:22 -0700 (PDT) > Received: by 10.140.81.179 with HTTP; Mon, 23 Mar 2015 13:04:22 -0700 (PDT) > Date: Mon, 23 Mar 2015 16:04:22 -0400 > Message-ID: > <cadtpy5nt24qtvwnd-relb+p168mh4s01fp3j6r8ytmpjr4q...@mail.gmail.com> > Subject: Implementing Multiple Coordinate Systems > From: Wanlin Xie <[email protected]> > To: [email protected] > Content-Type: multipart/alternative; boundary=001a1139bd9c1514890511fa2c96 > X-No-Spam-Score: Local > X-Scanned-By: MIMEDefang 2.68 on 128.59.29.6 > > Dear Mentors, > > Hi, my name is Wanlin. The project I am applying for is implementing > multiple coordinate systems in SymPy. I am now finishing multivariable > calculus and completed the introduction of differential equations in high > school. > My idea is to first split the Vector class into two classes 2D and 3D. > From there, 2D branches down to Cartesian and Polar coordinates, while 3D > branches down to Spherical, Cylindrical, and Cartesian coordinates. Then I > will relate the different variables through equations that can convert > equations, shapes, solids, etc. from one coordinate system to another. I > can also implement the use of Jacobians and figure out a way to do > transformations in just any variable system. I was wondering what work has > been done about these multiple coordinate systems, and if this is a good > direction to go in. Any advice will be greatly appreciated. > > Thank you so much! > > Wanlin Xie > > > -- > 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 [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/CAP7f1AihNDLRfcY-6NK0s33Jsp3H0CvsxtzXUr3zHKBgSkJtww%40mail.gmail.com. > For more options, visit https://groups.google.com/d/optout. -- 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 [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CADDwiVAt2S86aZpVJtZG3ZHzsADABO1Q1J6W%3DQZ89cesB0f8zg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
