Merge branch 'master' of logicalhacking.com:HOL-OCL/Isabelle_DOF
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@ -67,7 +67,8 @@ text*[q1::Task, level="oneStar", mark="1::int", type="formal"]
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text*[q2::Task, level="threeStars", mark="3::int", type="formal"]
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text*[q2::Task, level="threeStars", mark="3::int", type="formal"]
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{*
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{*
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Prove that @{term "n*(n+5) + 2*(n+3) "} is always the product of two numbers with a difference of 5.
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Prove that @{term "n*(n+5) + 2*(n+3) "} is always the product of two numbers
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with a difference of 5.
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*}
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*}
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close_monitor*[exam::MathExam]
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close_monitor*[exam::MathExam]
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