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  2. School Mathematics Project - Wikipedia

    en.wikipedia.org/wiki/School_Mathematics_Project

    The School Mathematics Project arose in the United Kingdom as part of the new mathematics educational movement of the 1960s. [1] It is a developer of mathematics textbooks for secondary schools , formerly based in Southampton in the UK.

  3. Logical reasoning - Wikipedia

    en.wikipedia.org/wiki/Logical_reasoning

    Temporal logic can be used to draw inferences about what happened before, during, and after an event. [47] [48] [49] Classical logic and its extensions rest on a set of basic logical intuitions accepted by most logicians. They include the law of excluded middle, the double negation elimination, the principle of explosion, and the bivalence of ...

  4. Mathematics education in the United States - Wikipedia

    en.wikipedia.org/wiki/Mathematics_education_in...

    Success in middle-school mathematics courses is correlated with having an understanding of numbers by the start of first grade. [42] This traditional sequence assumes that students will pursue STEM programs in college, though, in practice, only a minority are willing and able to take this option. [ 4 ]

  5. Logic - Wikipedia

    en.wikipedia.org/wiki/Logic

    Logic studies valid forms of inference like modus ponens. Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the study of deductively valid inferences or logical truths. It examines how conclusions follow from premises based on the structure of arguments alone, independent of their topic and ...

  6. Law of excluded middle - Wikipedia

    en.wikipedia.org/wiki/Law_of_excluded_middle

    In logic, the law of excluded middle or the principle of excluded middle states that for every proposition, either this proposition or its negation is true. [1] [2] It is one of the three laws of thought, along with the law of noncontradiction, and the law of identity; however, no system of logic is built on just these laws, and none of these laws provides inference rules, such as modus ponens ...

  7. Mathematical logic - Wikipedia

    en.wikipedia.org/wiki/Mathematical_logic

    Mathematical logic, also called 'logistic', 'symbolic logic', the 'algebra of logic', and, more recently, simply 'formal logic', is the set of logical theories elaborated in the course of the nineteenth century with the aid of an artificial notation and a rigorously deductive method. [5]

  8. List of logic symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_logic_symbols

    In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics.

  9. Glossary of logic - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_logic

    The principle that any proposition is either true or false, with no middle ground; foundational to classical logic. Boethius' theses The formulas (A → B) → ¬ (A → ¬ B) and (A → ¬ B) → ¬ (A → B) in propositional logic; they are theorems in connexive logic but not in classical logic. [31] [32] [33] See also Aristotle's theses ...

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