Why doesn't temperature 0 yield the same answer? The lack of 'Batch Invariance' exposed by Thinking Machines and Avi Chawla, ...

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Some attacks take real skill. Others just need someone to leave a door open. This week has both. Exposed passwords, old bugs still getting exploited, and trusted software doing things it shouldn't.

'Depressing' chart shows how weak UK economy is - IFS boss The boss of the independent number crunches the Insitute for Foiscal Studies (IFS) Helen Miller has joined in other analysts by highlighting ...