Currently, there're 5 operators: AND ^, OR v, XOR +, IMPLY > and "if and only if" IFF ~. There's also a negation operator -. Variable names can vary all lowercase and uppercase ascis (or even other ...
In this slide we introduce the Truth Tree Method which is a technique proving that a conclusion formula $C$ in Propositional Logic is a logical consequence of a set ...
Some results in mathematics have the force of real truths, being independent of interpretation or context. When we state that 2 + 2 = 4 we know that this will be correct for any intelligent entity ...
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