ONLINE RESEARCH QUESTIONS: SECTION 3.3 (PAGE 138)
- What is the difference between the conditional → and the implication ⇒?
Where did the symbols → and ⇒ first appear?
- What is the difference between the biconditional ↔ and the equivalency ⇔?
Where did the symbols ↔ and ⇔ first appear?
Source: Textbook and jeff560.tripod.com/set.html
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