What are rules?

Some articles on rules:

Phrase Structure Rules
... Phrase-structure rules are a way to describe a given language's syntax and are closely associated with the early stages of Transformational Grammar ... A grammar that uses phrase structure rules is a type of phrase structure grammar - except in computer science, where it is known as just a grammar, usually context-free ... Phrase structure rules as they are commonly employed operate according to the constituency relation and a grammar that employs phrase structures rules is therefore a ...
Existential Quantification - Properties - Rules of Inference
... Transformation rules Propositional calculus Rules of inference Modus ponens Modus tollens Biconditional introduction Biconditional elimination Conjunction ... There are several rules of inference which utilize the existential quantifier ...
Phrase Structure Rules - Alternative Approaches - Representational Grammars
... structure theories of grammar never acknowledged phrase structure rules, but have pursued instead an understanding of sentence structure in terms the notion of schema ... Here phrase structures are not derived from rules that combine words, but from the specification or instantiation of syntactic schemata or configurations ... equivalent to a system of phrase structure rules combined with a noncompositional semantic theory, since grammatical formalisms based on rewriting rules ...
Abalone (board Game) - Gameplay - Rules
... A player can push their opponent′s marbles which are in an adjacent space to their own with an in-line move only ... They can only push if the pushing line has more marbles than the pushed line (three can push two or one two can push one) ...
Rules Of Go
... This is an in-depth discussion of the rules of go ... has been a certain amount of variation in the rules of go over time, and from place to place ... This article discusses those sets of rules broadly similar to the ones currently in use in East Asia ...

Famous quotes containing the word rules:

    Fergus rules the brazen cars,
    And rules the shadows of the wood,
    And the white breast of the dim sea
    And all dishevelled wandering stars.
    William Butler Yeats (1865–1939)

    The early Christian rules of life were not made to last, because the early Christians did not believe that the world itself was going to last.
    George Bernard Shaw (1856–1950)

    No rules exist, and examples are simply life-savers answering the appeals of rules making vain attempts to exist.
    André Breton (1896–1966)