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when toggle format what by license comment
Aug 8, 2012 at 13:26 vote accept Pierre Robert
Aug 7, 2012 at 15:06 answer added Liviu Nicolaescu timeline score: 4
Aug 7, 2012 at 14:27 comment added Mark Meckes There is a chain rule for functional derivatives.
Aug 7, 2012 at 14:08 history asked Pierre Robert CC BY-SA 3.0