from the everybody's-got-priorities dept.
itwbennett (1594911) writes "Last week, China's Central Government Procurement Center posted a notice on new requirements for government tender, that included, among other things, the mysterious request that Windows 8 be excluded from the bidding process on computer purchases. The agency could not be reached Tuesday, but China's state-controlled Xinhua News Agency said that the government was forbidding the use of Windows 8 after Microsoft recently ended official support for Windows XP."
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"