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Dec 6, 2016 at 12:50 answer added Neil Strickland timeline score: 11
S Dec 6, 2016 at 11:16 history suggested user43326 CC BY-SA 3.0
Corrected the terminology
Dec 6, 2016 at 11:04 review Suggested edits
S Dec 6, 2016 at 11:16
Dec 5, 2016 at 16:55 comment added Valery Isaev I mean g and g' could still be different, it is enough to require that f and f' are equal.
Dec 5, 2016 at 16:17 vote accept Phil-W
Dec 5, 2016 at 16:17 comment added Phil-W Hence the name "weaker"
Dec 5, 2016 at 16:13 comment added Valery Isaev If we require that f is equal to f', then this definition does coincide with the usual one.
Dec 5, 2016 at 16:03 answer added Karol Szumiło timeline score: 16
Dec 5, 2016 at 15:45 history asked Phil-W CC BY-SA 3.0