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sherbaig207I think it would be something like:{ { -1, -4 }, { 0, -3 }, { 1, -2 }, { 2, -1 }, { 3, 0 }, { 4, 1 }, { 5, 2 } }assuming I'm reading the definition correctly as:xRy ( if and only if ) 3 ...

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I haven't visited this thread in quite a while, but I've been following it.I think it's time, the jig is up yo!  WE NEED THIS AND SO MUCH MORE!Universities in the US are starting to realize that th...

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I've invited that conversation to come here and help bring this to the top of recent activity.

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3. I would like to see boolean algebra covered on khan academy

A new request on this subject has been made here.Everyone, please go there and help bring it to the top of recent activity.

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Agreed, conversation on this topic can be found here

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Sal, we need you! I posted about this on another zendesk issue here. This is what I said: After having been a hobbyist programmer for several year, going back to school and taking up computer scien...

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Every user has lots of programs and whatnot in their profile. Why not just have a simple web page designer, maybe a basic spa, where each user could design their own blog? Just one per account.

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