topic Re: Binary Variables Definition in SAS Programming https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148886#M262326 <HTML><HEAD></HEAD><BODY><P><A _jive_internal="true" href="https://communities.sas.com/community/support-communities/sas_iml_and_sas_iml_studio">https://communities.sas.com/community/support-communities/sas_iml_and_sas_iml_studio</A></P></BODY></HTML> Thu, 21 Nov 2013 14:36:21 GMT Rick_SAS 2013-11-21T14:36:21Z Binary Variables Definition https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148883#M262323 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I have a decision variable (x) that should be outputted from an optimization problem</P><P></P><P>This variable should be outputted as binary, taking only the values of "0" OR "1"</P><P></P><P>How can I define that at SAS proc iml?</P><P></P><P>As I can't find a syntax that puts that as a condition</P><P></P><P>In addition, I tried the below equation to be added to the constraints of my optimization problem, which ends up with the same meaning, but it gave no results</P><P>x*(1-x)=0</P><P></P><P>Please help</P><P></P><P>this is very urgent and I have due date with very limited timingssssssssssss</P><P></P><P>thanks a lot</P></BODY></HTML> Tue, 19 Nov 2013 20:14:57 GMT https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148883#M262323 Yasmine 2013-11-19T20:14:57Z Re: Binary Variables Definition https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148884#M262324 <HTML><HEAD></HEAD><BODY><P>Since this is an IML question you will likely get a quicker answer posting there than the general discussions.</P></BODY></HTML> Wed, 20 Nov 2013 00:30:50 GMT https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148884#M262324 ballardw 2013-11-20T00:30:50Z Re: Binary Variables Definition https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148885#M262325 <HTML><HEAD></HEAD><BODY><P>where shall I post, I don't know?</P></BODY></HTML> Wed, 20 Nov 2013 17:10:42 GMT https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148885#M262325 Yasmine 2013-11-20T17:10:42Z Re: Binary Variables Definition https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148886#M262326 <HTML><HEAD></HEAD><BODY><P><A _jive_internal="true" href="https://communities.sas.com/community/support-communities/sas_iml_and_sas_iml_studio">https://communities.sas.com/community/support-communities/sas_iml_and_sas_iml_studio</A></P></BODY></HTML> Thu, 21 Nov 2013 14:36:21 GMT https://communities.sas.com/t5/SAS-Programming/Binary-Variables-Definition/m-p/148886#M262326 Rick_SAS 2013-11-21T14:36:21Z