Hi Francesco, Can you higlights those 2 items ?
1) Do you expect to manage algebric forms of expectation as base structure ? 2) How would you expect to manage when X and Y are not independant ? 3) What is the current status of functionnality/architecture ? Kind regards Kevin On Monday, January 11, 2016 at 9:57:21 AM UTC+9, Qcode wrote: > > Hi, > > To add to the forum, my comments to Francesco: > 2 types of computation: algebric forms on expectation and integral > computation. > > Variance and Covariance are algebric forms of Expectation, mainly this is > the work on Expectation forms simplifications. > Main issue occurs when X and Y are not independant... > > On the integral, even there is integral calculation in Sympy, sometimes > integral does not calculate well, > without semi-manual simplification, especially multiple integral. > Additionnally, the boundary can be complicated... > > > Just to understand, what is the current implementation ? > and What is the current target ? > > Think this is a good idea, but need to think/agree on the details first. > > Thanks > Kind regards > Kevin > > > > Francesco Bonazzi <franz.bona...@gmail.com> > Monday, January 11, 2016 4:49 AM > > > On Sunday, 10 January 2016 15:38:15 UTC+1, Qcode wrote: > > Great! You're welcome to join the discussion on github: > > https://github.com/sympy/sympy/pull/10247 > > > -- > You received this message because you are subscribed to a topic in the > Google Groups "sympy" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/sympy/iD4weUJbKzg/unsubscribe. > To unsubscribe from this group and all its topics, 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/a4b19f8c-6e31-4640-a17f-57ef0b9088a6%40googlegroups.com > > <https://groups.google.com/d/msgid/sympy/a4b19f8c-6e31-4640-a17f-57ef0b9088a6%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > Qcode <yakimon...@gmail.com> > Sunday, January 10, 2016 5:51 PM > Hello, > > It's good idea. > I have time to help you. > > Kind regards > Kevin > > On Wednesday, December 16, 2015 at 3:05:20 AM UTC+9, Francesco Bonazzi > wrote: > -- > You received this message because you are subscribed to a topic in the > Google Groups "sympy" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/sympy/iD4weUJbKzg/unsubscribe. > To unsubscribe from this group and all its topics, 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/120c0284-4070-4a10-a3ab-3b794ed58e19%40googlegroups.com > > <https://groups.google.com/d/msgid/sympy/120c0284-4070-4a10-a3ab-3b794ed58e19%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/cb16045f-8329-48e1-9a5b-436ae74ded03%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
