Module: Venn diagrams
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Men are apt to mistake the strength of their feeling for the strength of their argument. The heated mind resents the chill touch and relentless scrutiny of logic.
- William Gladstone
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a. Is the statement "Every B is a C" true according to this diagram?
b. Is the statement "No A is a B" true according to this diagram?
c. Is the diagram consistent with the statement "Something is A"?
d. "Something is A and it is either B or C." Is this statement true according to this diagram?
e. Is the diagram consistent with the statement "Something is A or B"?
f. This diagram is about different types of mathematical functions. But there is something wrong with it. What is it?