Blogs, Mathematical Reasoning, MR Study Help

Venn Diagrams

We show how to create and fill in a Venn diagram when working with 2 or 3 sets at a time.

Blogs, Mathematical Reasoning, MR Study Help

Translating to symbolic logic and back

Yes, it is that time of the semester when all of my classes are having exams.  It seemed that the last posts going over the practice exam problems for Calculus were helpful, so I will continue to make such posts around exam time.  For this series of posts, I will be working through the practice… Continue reading Translating to symbolic logic and back

Blogs, Mathematical Reasoning, MR Study Help

Sets: Finding elements or defining rules

We work through an example of finding the elements of a set when the definition is given, and determining the definition when the elements are given.

Blogs, Mathematical Reasoning, MR Study Help

Truth Tables

We show, step by step, how to construct truth tables for different logical statements. We then compare values to determine implications.

Blogs, Fun and Games, Mathematical Reasoning

Alice in Logicland.

There is something wonderful about the way Lewis Carroll can present a very precise logically-sound idea in the most perplexing of ways.  Trying to take his words, and then convert them into something resembling normal spoken language is an exercise in logic itself.