Building on our diverse research traditions in the study of reasoning, language and communication, the Polish School of Argumentation integrates various disciplines and institutions across Poland in which scholars are dedicated to understanding the phenomenon of the force of argument. Our primary goal is to craft a methodological programme and establish organisational infrastructure: this is the first key step in facilitating and fostering our research movement, which joins people with a common research focus, complementary skills and an enthusiasm to work (...) together. This statement—the Manifesto—lays the foundations for the research programme of the Polish School of Argumentation. (shrink)

The method of calculating the degree of completeness presented below differs from methods discussed in [1] and [2] and is explicitly based on elementary properties of Lukasiewiczian valuations and reveals the character of possible enlargements of given n-valued Lukasiewicz logic. Above all it seems to be especially convenient for didactic purposes.