Logical Reasoning :: Symbols and Notations
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p ۞ q means p is neither less than nor equal to q.p @ q means p is neither greater than nor equal to q.p # q means p is not less than q.p ∆ q means p is not greater than q.p □ q means p is neither smaller nor greater than q.Statement: s ۞ r, q # p, r ∆ pConclusions: I. q # rII. s ۞ q
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P @ Q means P is neither greater than nor equal to Q.P # Q means P is not less than Q.P $ Q means P is neither greater than nor less than Q.P © Q means P is not greater than Q.P % Q means P is neither lesser than nor equal to Q.Statements: F @ G, G # J, H @ J, H $ IConclusions: I. F % JII. I @ GIII. J % I
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a + b means a is neither less than nor equal to b.a - b means a is neither smaller nor greater than b.a = b means a is not less than b.a * b means a is not greater than b.a / b means a is neither greater than nor equal to b.Statement: M * N, O =N, O * PConclusions: I. M * PII. O = M
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a £ b means a is less than or equal to b.a $ b means a is greater than or equal to b.a ↑ b means a is less than b.a â— b means a is greater than b.a â–² b means a is equal to b.Statement: e £ f, f ↑ g, e â–² hConclusions: I. f $ hII. g â— e
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p ۞ q means p is neither less than nor equal to q.p @ q means p is neither greater than nor equal to q.p # q means p is not less than q.p ∆ q means p is not greater than q.p □ q means p is neither smaller nor greater than q.Statement: x □ y, y @ z, w ۞ xConclusions: I. w ۞ yII. x @ z