What is a biconditional?

Описание: 1.6.5 Biconditional
Used heavily in math, philosophy, and also in science, biconditionals are and important way to express identity and co-extensiveness.

For this video: Read 1.6.5 Biconditional (pp. 30-31)
For next video: Do 1.6.6 Exercises (p. 31)
“Logic: The Laws of Truth” Nicholas J. J. Smith https://amzn.to/2T2HlnF

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