but doing so in a way that does not create unintended negative consequences elsewhere. Her use of Venn diagrams seeks to ...

Our opening quote contended that Venn diagrams are overrated. Even those who agree must admit that they have a curious allure. Take the sets of interesting topics in logic, in geometry and in ...

Check that a set does not include an element that is not in the universal set. Draw a Venn diagram for ξ = {positive whole numbers less than 10}, A = {prime numbers} and B = {even numbers}.