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In this video, we introduce the notion of a biconditional statement, a concept in logic that captures the meaning of "if and only if.

This YouTube channel was established during the COVID-19 challenging times, notably the national lockdowns worldwide.

We learn about conditional and biconditional statements. Meant to be watched before or after reading Chapter 2 of the open ...

We do an example involving a statement with more than one connective. Meant to be watched before or after reading Chapter 2 of ...

In this example, we demonstrate a proof of a biconditional statement.

An introduction to biconditionals and two rules of inference: biconditional introduction and biconditional elimination.

An introduction to a biconditional or if and only if statement.

In this video, we discuss how to a biconditional statement, that is, when two statement are equivalent. This is usually marked by "if ...

Although I need to create a better biconditional statement, there are some decent practice examples.

Another example of a proof of a biconditional or "if and only if" statement.

This video describes the construction of proofs of biconditional ("if and only if") statements as a system of two direct proofs.

This example is taken from Versatile Mathematics, an OER textbook created at Frederick Community College. The book can be ...

An introduction to the conditional statement "if then" sentences.

Here's another example of a complex statement that does something that we don't typically do in english unless we're saying ...

In this video, we demonstrate how to disprove existential statements using direct proof or proof by contradiction. This is lecture 29 ...

This example is taken from Versatile Mathematics, an OER textbook created at Frederick Community College. The book can be ...

In this lesson, we are going to talk about one of the four logical connectives -- the biconditionals. These are statements of the form ...

After watching this video, you would be able to write down the conditional(implication) and the biconditional of two simple ...

This example is taken from Versatile Mathematics, an OER textbook created at Frederick Community College. The book can be ...