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Are you George Grätzer, author of the books below?
Lattice Theory by George Grätzer Practical LaTeX by George Grätzer General Lattice Theory by George Grätzer Universal Algebra by George Grätzer First Steps in LaTeX by George Grätzer Lattice Theory by George Grätzer Train Your Brain by George Grätzer Mastering ChatGPT by George Grätzer More Math Into LaTeX by George Grätzer The Congruences of a Finite Lattice by George Grätzer


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