Validit, validity, satisfiability, and unsatisfiability, are properties of individual sentences. In logical reasoning, we are not so much concerned with individual sentences, as we are with the...
logic games can be intimidating but they're very learnable when you first start preparing for the exam it can feel like there are countless different types of games that can be thrown your way...
I it's Mike again. I wanted to make another quick video this time about five seemingly simple words and phrases that cause test takers to lose thousands of points on the LSAT every year most...
If you want to be happy living a king’s life never make a pretty woman your wife If you want to be happy living a king’s life never make a pretty woman your wife Now all you have to do is just what I...
[sound]. One of the problems of using axiom schemata is that there are many possible instances to consider. In some cases, we have to try many alternatives before we hit upon an instance that leads to...
Today I'm talking about objective critical logic. Which sounds like something you'd see on some sort of high school work sheet, in some high school philosophy class. But that's...
BRUNO OLIVEIRA: Hello. My name is Bruno Oliveira, and welcome to our third episode in the Play Games and the NDK series. We're going to talk about some threading and lifecycle issues that may...
Evaluation and satisfaction are processes involving sentences and specific truth assignments. In logic we are sometimes more interested in the properties of sentences that hold across different truth...
Finally as an exercise in using some of the concepts introduced in this section, let's consider the following problem. Stanford people always tell the truth and Berkeley people always lie....
The Herbrand Base for a relational signature is the set of all ground relational sentences that can be formed from the vocabulary of the language. Let's look at a, some examples. For a...