Polish logicians refer to a group of philosophers and mathematicians from Poland who were prominent in the fields of logic, set theory, and philosophy, particularly during the early to mid-20th century. This group is often associated with the Lviv-Warsaw School, which included influential figures such as: 1. **Jan Łukasiewicz**: Known for his work in formal logic and for developing Polish notation, a method of expressing mathematical and logical expressions without the need for parentheses.
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