Arabic and Mathematical Enclosureshttp://blogs.msdn.com/b/murrays/archive/2013/06/30/arabic-and-mathematical-enclosures.aspxThis post describes the Arabic subtending marks and discusses how their editing and display could be significantly improved by using a mathematical layout engine instead of using a complex-script shaping engine. Unicode has a set of six Arabic subtendingenTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)