Deduction
Deduction may refer to:
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Look up deduction in Wiktionary, the free dictionary. |
Philosophy
- Deductive reasoning, inference in which the conclusion is of greater generality than the premises
- Natural deduction, an approach to proof theory that attempts to provide a formal model of logical reasoning as it does not "naturally" occur
- Logical thinking
Taxation
- Tax deduction, variable tax dollars subtracted from gross income
- Itemized deduction, eligible expense that individual taxpayers in the United States can report on their Federal income tax returns
- Standard deduction, dollar amount that non-itemizers may subtract from their income
Other uses
- English modals of deduction, English modal verbs to state how sure somebody is about something.
- Deduction (food stamps), used in the United States to calculate a household's monthly food stamp benefit goods
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