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Izidor Hafner
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Demonstrations 421  440 of 627
Locate Important Real Numbers
Locate a Point on a Map of the World
Test Your Spatial Visualization Abilities
Polar Angles and Points on the Unit Circle
Total Probability and Bayes's Theorem
Probability Logic Test
Mazes on Polyhedra Nets
Basic Examples of Propositional Calculus
Find a Model for a Set of Propositions
Typical Predicate Calculus Statements
FirstOrder Logic Test
Propositional Logic Test
Logic with Logicians
Lewis Carroll's Diagram and Categorical Syllogisms
Logic on the Number Line
2D Logic Game with Letters
Geometric Illustration of MachinLike Formulas
Complex Numbers with Different Norms
Drilled Truncated Octahedron
Logic with Letters
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