This sounds great. The devils in the details though. We'd love to see more fleshed out ideas. You can propose them here or on the wiki or through pull requests. This is a good idea for a GSoC project too.
Jason moorepants.info +01 530-601-9791 On Sat, Mar 18, 2017 at 3:35 AM, Tatyana Abramova <looo...@gmail.com> wrote: > Hello, > we are Tatyana Abramova, first-year student of The Department of General > and Applied Physics of MIPT, and Robert Drynkin, first-year student of > Applied Mathematics and Computer Science in HSE and Mathematics in IUM. > We have found that there is no model for non-rigid bodies and we are going > to create non-rigid body class. > Firstly, the non-rigid body itself should be created. For that rigid body > class can be used, including some new properties like elastic modulus and > shear modulus. Also, inertia for non-rigid body is not constant, so it > becomes dynamic quantity. > Secondly, the forces of deformation should be added by introducing Cauchy > stress tensor. Furthermore, deformations in the nonlinear part of the > elasticity curve will be considered, thus there should be yield point, > ultimate strength, breaking point and other needed characteristics of each > material which is going to be deformed. Also, compression of liquids can be > considered (adding parameters of the reservoir and pressure). > Finally, equation of motion of the non-rigid body should be generated. For > that we can use already added LagrangesMethod and KanesMethod or create > something new that would be more applicable for non-rigid bodies. After > creating motion of non-rigid bodies visualization of it could be > supplemented. > We hope that the structure of our idea is clear. > > -- > 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/7dcef10e-1842-4f37-891f-62d6a305f0f4%40googlegroups.com > <https://groups.google.com/d/msgid/sympy/7dcef10e-1842-4f37-891f-62d6a305f0f4%40googlegroups.com?utm_medium=email&utm_source=footer> > . > 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 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/CAP7f1AiYx%2BiMp1Xb7LYWm1xvYUZQMeA8rQxcx5s7c9Cpy6Q-%3Dg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
