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Semeiotic Wheel

small-wheelClick the image on the right to go to the interactive wheel. How does Goethe´s theory of colors relate to Peirce´s theory of categories? Find out the 66 classes of signs by applying the logical rule of material implication in the process of determination among the three sign correlates. Here you will find out which classes of signs are allowed while you rotate the wheel to explore its possibilities. See  how the Semeiotic Wheel is related to our Periodic Table of Classes of Signs.