Comment #17 on issue 1477 by andy.terrel: Printing with double subscripts http://code.google.com/p/sympy/issues/detail?id=1477
Here are some places that explain it better. http://mathworld.wolfram.com/CommaDerivative.html http://en.wikibooks.org/wiki/General_relativity/Coordinate_systems_and_the_comma_derivative http://books.google.com/books?id=jm1lS6EcILUC&pg=PA46&lpg=PA46&dq=derivative+notation+comma&source=bl&ots=vql1iaAg5s&sig=PMGdMgU1gZG9IorG3ImueTZrgEw&hl=en&ei=5XdPStSqJo6uMP6etfUP&sa=X&oi=book_result&ct=result&resnum=4 -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adjust your issue notification preferences at: http://code.google.com/hosting/settings --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to sympy-issues@googlegroups.com To unsubscribe from this group, send email to sympy-issues+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sympy-issues?hl=en -~----------~----~----~----~------~----~------~--~---
