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  2. Theoretical physics - Wikipedia

    en.wikipedia.org/wiki/Theoretical_physics

    Theoretical physics consists of several different approaches. In this regard, theoretical particle physics forms a good example. For instance: " phenomenologists " might employ ( semi- ) empirical formulas and heuristics to agree with experimental results, often without deep physical understanding .

  3. List of mathematical theories - Wikipedia

    en.wikipedia.org/wiki/List_of_mathematical_theories

    This is a list of mathematical theories. Almgren–Pitts min-max theory; Approximation theory; Arakelov theory; Asymptotic theory; Automata theory; Bass–Serre theory;

  4. Theory - Wikipedia

    en.wikipedia.org/wiki/Theory

    A "classical example" of the distinction between "theoretical" and "practical" uses the discipline of medicine: medical theory involves trying to understand the causes and nature of health and sickness, while the practical side of medicine is trying to make people healthy. These two things are related but can be independent, because it is ...

  5. Decision theory - Wikipedia

    en.wikipedia.org/wiki/Decision_theory

    The mythological Judgement of Paris required selecting from three incomparable alternatives (the goddesses shown).. Decision theory or the theory of rational choice is a branch of probability, economics, and analytic philosophy that uses the tools of expected utility and probability to model how individuals would behave rationally under uncertainty.

  6. Theoretical psychology - Wikipedia

    en.wikipedia.org/wiki/Theoretical_psychology

    Theoretical psychology originated from the philosophy of science, with logic and rationality at the base of each new idea. It existed before empirical or experimental psychology. Theoretical psychology is an interdisciplinary field involving psychologists specializing in a wide variety of psychological branches.

  7. Sociological theory - Wikipedia

    en.wikipedia.org/wiki/Sociological_theory

    With a largely qualitative method, the goal of this approach is to discover and analyze data through comparative analyses, though it is quite flexible in its use of techniques. [21] [41] Middle-range theory is an approach to sociological theorizing aimed at integrating theory and empirical research. It is currently the de facto dominant ...

  8. Theoretical chemistry - Wikipedia

    en.wikipedia.org/wiki/Theoretical_chemistry

    Jacobus van 't Hoff (1852–1911), an influential theoretical chemist and the first winner of the Nobel Prize in Chemistry.. Theoretical chemistry is the branch of chemistry which develops theoretical generalizations that are part of the theoretical arsenal of modern chemistry: for example, the concepts of chemical bonding, chemical reaction, valence, the surface of potential energy, molecular ...

  9. Theoretical philosophy - Wikipedia

    en.wikipedia.org/wiki/Theoretical_philosophy

    Theoretical philosophy is sometimes confused with analytic philosophy, but the latter is a philosophical movement, embracing certain ideas and methods but dealing with all philosophical subject matters, while the former is a way of sorting philosophical questions into two different categories in the context of a curriculum.