Philosophy of Mathematics is an active branch of Philosophy addressing questions about the character of Mathematics, the conduct of mathematical inquiry, and the role of mathematical objects in describing empirical phenomena. ...

The philosophy of science is the branch of philosophy which deals with the study of science (in the sense of "natural science"). The philosophy of science is closely related to ...

For non-technical usage see Pragmatism (non-technical usage). For themes emphasized by Charles Sanders Peirce see Pragmaticism. Prag matism, as a school of philosophy, is a collection of many different ways of thinking. Given the diversity among thinkers and the variety among schools of thought that have adopted this term over the years, the term pragmatism has become... ...

Semiosis is any form of activity, conduct, or process that involves signs, including the production of meaning. ...