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Duplicate of http://community.wolfram.com/groups/-/m/t/436199.
http://reference.wolfram.com/language/tutorial/TheFourKindsOfBracketingInTheWolframLanguage.html http://reference.wolfram.com/language/tutorial/TheSyntaxOfTheWolframLanguage.html
If the question is about Wolfram|Alpha, the best email address is info@wolframalpha.com .
While I'm here, Your example did not crash Mathematica for me. There may have been definitions of some symbols already. If you decide to contact Technical Support (http://www.wolfram.com/support/contact/email/ , or email to...
http://community.wolfram.com/groups/-/m/t/270507 has the incantations for nice formatting.
Similar discussion in http://community.wolfram.com/groups/-/m/t/432065 .
I think you are referring to discussion http://community.wolfram.com/groups/-/m/t/421465 . Please include the URL and/or discussion title when adding a reference to another thread.
Problem reports are almost always dealt with best by sending a notebook example to Technical Support with http://www.wolfram.com/support/contact/email/?topic=Feedback or by email to support@wolfram.com. A relevant developer is likely to...
Start with http://reference.wolfram.com/language/guide/MathematicalTypesetting.html and links therein. Especially under *Learning Resources* and *Tutorials* (upper-right). In case you have the misfortune to need to put typeset subscripted...
Repeated in http://community.wolfram.com/groups/-/m/t/431209