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Description of a Notation for the Logic of Relatives
Peirce published a complete syntax for the logic of relations of arbitrary adicity. In this paper, the idea of a variable was created. -
Pendulums and gravity
As a means of measuring the force of gravity, Peirce made significant contributions to the theory and practice of pendulum swinging. In turn, the need to make accurate length measurements in his pendulum research led him to make a groundbreaking identification of the length of the meter in terms of light wavelength. -
Pragmaticism and the scientific method
Between November 1877 and August 1878, Peirce published 6 articles, two of which were noted for their defense of the scientific method and pragmatic notions of concepts. -
Semiotic and Significs
Published April 1, 1977, This book is a correspondence of Charles Sanders Peirce's previously unpublished writings detailing his thoughts on symbolism. -
Semiotics defined
https://www.youtube.com/watch?v=R7VA95JdbMQ
In order to understand the impacts of semiotics, here's a video defining the theory. -
bibliography
Burch, Robert, "Charles Sanders Peirce", The Stanford Encyclopedia of Philosophy (Spring 2021 Edition), Edward N. Zalta (ed.), forthcoming URL = https://plato.stanford.edu/archives/spr2021/entries/peirce/.
The Editors of Encyclopaedia Britannica. “Charles Sanders Peirce | American Philosopher and Scientist.” Encyclopedia Britannica, 20 July 1998, www.britannica.com/biography/Charles-Sanders-Peirce.