If they have to pay for it, they use it.

Finite State Machines, adding a lexer that follows them automatically,

The brain is recording all information and driving all change in temporal context.

I put photography as my life.

We do not need to destroy.

So those three actors.

You might think, Boy, is there a context expensive grammar out there? What's the opposite of free?

We don't know.

These grammars that we've been introducing describe something new context free languages.

In fact, if you've got good enough governance, there is no resource boom.

And so it's a short term solution.

We really like the human being story a lot.

The condition might go on for a long time.

My point is this

And so with patient capital from Acumen and other organizations,

It relates grammars to parsing, which is one of the concepts in this class.

Those who carried on an independence movement in the colony 51 years ago were put on the wanted list for terrorism

And this is why you need weathermen.

Units 3 and 4 were relatively abstract to some degree, intentionally so.

But that's an example of an application that also uses this sort of linguistic analysis perhaps a little less related to context free grammars but still in the same vein.

We know about the end of oil.

It depends on the context.

This branch of the family is all about representation.

I am just gonna pause for a moment to let you think about that.

So in lecture, we spent a lot of time learning about context free grammars and languages.

like HTML or SQL, the language of database queries.

We had a longer term time perspective.

Or let's turn to people moving across borders.

Well, because, sentences are more interesting.

Our need for electricity actually doubles every 10 or 12 years.

Well, the short run, it's hunky dory, but the long run, it's humpty dumpty.

The set of languages that can be described by re write rules or grammers like this are called context free languages.

Here I've written down four claims.

Y has the value of 2.

But if right above it I've written X 0, then we'd get a different answer.

It handles LL. It handles LR. It handles LALR.

That line above it is the context.

These days I think your time, the human's time, is more important than the computers.

The concept conjures of thoughts of our species, our planet and our civilization.

It turns out that interprocedural data flow analysis is the same problem as, in a theoretical sense, context free language reachability, which is the same problem as could I generate a string in a context free grammar.

It's countries like Nigeria, which are worse off than if they'd never had oil.

A long time.

But Chris, I think where we're headed, the long term,

Another common story or storyline is the claim that we have to get tough .

This is called being lazy, and it's a phenomenal virtue when you're writing programs.