Venn diagrams

This is going to be the first of a series of videos about set theory, and the main thing I want to do in this video is just talk about the definition of a set and what a set is. So sets are usually...

Boolean logic allows you to combine words and phrases into search statements to retrieve documents from searchable databases. So in this session, I’ll show you how to utilize Boolean logic to search...

Okay, if we're gonna be doing, uh...categorical logic with Venn diagrams, there's a little bit of a problem we gotta take a look at. There's no way of gettin' around...

(male narrator) So here we have a set of, uh...three sets, and we're gonna try to find these unions intersections. Now you notice that we're using parentheses here. Our parentheses are...

>> Hi, this is Julie Harland and I'm YourMathGal. Please visit my website at yourmathgal.com where you could search for any of my videos organized by topic.   This is Survey...

Sets, a la Shmoop. This is Priscilla. Priscilla is an ugly chinchilla. Yeah, we know it's supposed to be "ugly duckling," but chinchillas are more fun. And they take it less...

♪ Okay, we're gonna have another example now of using Venn diagrams to determine if a categorical syllogism is valid or invalid. Uh...here, we've got all dogs are mammals. No mammals...

Mark: Okay, uh...let's do another Venn diagram. Why...because we can. Uh...this time, we'll take a look at an argument that appeals to things that don't exist. Um...there are...

>> Hi, this is Julie Harland and I'm YourMathGal. Please visit my website at yourmathgal.com where you could search for any of my videos organized by topic. We're going...

- IN THIS EXAMPLE WE'RE GIVEN THE UNIVERSAL SET CONTAINS THE WHOLE NUMBERS FROM 1 THROUGH 20 AND SETS "A" AND B ARE SUBSETS WITH THE ELEMENTS GIVEN HERE. WE WANT TO FIND THE...