The set of integers Z can be represented as follows:Īn interval on the number line can be defined as follows:Ī x > b } shows that x is less than a and greater than b.įor the default example, the calculator shows the inequality interval to be. A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry. The calculator can take any interval from the set of integers Z and display the solution on the number line. The connectives and can be entered as T and F. For example, the propositional formula p q r could be written as p /\ q -> r, as p and q > not r, or as p
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