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A counterexample is any exception to a generalization. In logic a counterexample disproves the generalization, and does so rigorously in the fields of mathematics and philosophy. [1] For example, the fact that "student John Smith is not lazy" is a counterexample to the generalization "students are lazy", and both a counterexample to, and ...
Counterargument. In reasoning and argument mapping, a counterargument is an objection to an objection. A counterargument can be used to rebut an objection to a premise, a main contention or a lemma. Synonyms of counterargument may include rebuttal, reply, counterstatement, counterreason, comeback and response.
More broadly, proof by contradiction is any form of argument that establishes a statement by arriving at a contradiction, even when the initial assumption is not the negation of the statement to be proved. In this general sense, proof by contradiction is also known as indirect proof, proof by assuming the opposite, [2] and reductio ad impossibile.
Lying and deception can be the basis of many propaganda techniques including Ad Hominem arguments, Big-Lie, Defamation, Door-in-the-Face, Half-truth, Name-calling or any other technique that is based on dishonesty or deception. For example, many politicians have been found to frequently stretch or break the truth.
Gettier problem. The Gettier problem, in the field of epistemology, is a landmark philosophical problem concerning the understanding of descriptive knowledge. Attributed to American philosopher Edmund Gettier, Gettier-type counterexamples (called "Gettier-cases") challenge the long-held justified true belief (JTB) account of knowledge.
An argument is a series of sentences, statements, or propositions some of which are called premises and one is the conclusion. [1] The purpose of an argument is to give reasons for one's conclusion via justification, explanation, and/or persuasion. Arguments are intended to determine or show the degree of truth or acceptability of another ...
The 2AR generally only answers the arguments made by the 2NR, going to other flows only when the affirmative believes the negative has made a strategic blunder on that piece of paper. In general, the 2AR may not make new arguments that were not in the 1AR. However, because the negative does not go for arguments that the 1AR had to answer, the ...
The Art of Being Right: 38 Ways to Win an Argument (also The Art of Controversy, or Eristic Dialectic: The Art of Winning an Argument; German: Eristische Dialektik: Die Kunst, Recht zu behalten; 1831) is an acidulous, sarcastic treatise written by the German philosopher Arthur Schopenhauer. [1] In it, Schopenhauer examines a total of thirty ...