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  2. Yes–no question - Wikipedia

    en.wikipedia.org/wiki/Yes–no_question

    In linguistics, a yesno question, also known as a binary question, a polar question, or a general question, [1] or closed-ended question is a question whose expected answer is one of two choices, one that provides an affirmative answer to the question versus one that provides a negative answer to the question.

  3. Echo answer - Wikipedia

    en.wikipedia.org/wiki/Echo_answer

    In linguistics, an echo answer or echo response is a way of answering a polar question without using words for yes and no. The verb used in the question is simply echoed in the answer, negated if the answer has a negative truth-value. [1] For example: "Did you go to the cinema?" (or "Didn't you go to the cinema?") "I did not." or "I didn't go."

  4. Decision problem - Wikipedia

    en.wikipedia.org/wiki/Decision_problem

    A decision problem is a yes-or-no question on an infinite set of inputs. It is traditional to define the decision problem as the set of possible inputs together with the set of inputs for which the answer is yes. [1] These inputs can be natural numbers, but can also be values of some other kind, like binary strings or strings over some other ...

  5. Interrogative - Wikipedia

    en.wikipedia.org/wiki/Interrogative

    Interrogative sentences are generally divided between yesno questions, which ask whether or not something is the case (and invite an answer of the yes/no type), and wh-questions, which specify the information being asked about using a word like which, who, how, etc.

  6. A-not-A question - Wikipedia

    en.wikipedia.org/wiki/A-not-A_question

    In linguistics, an A-not-A question or A-neg-A question, is a type of polar question used primarily in Sinitic languages that asks about something by presenting both its positive and negative possibilities. Instead of allowing a simple "yes" or "no" answer, these questions require the respondent to repeat either the positive or negative part of ...

  7. Yes or no question - Wikipedia

    en.wikipedia.org/?title=Yes_or_no_question&...

    Retrieved from "https://en.wikipedia.org/w/index.php?title=Yes_or_no_question&oldid=459114078"This page was last edited on 5 November 2011, at 10:02

  8. Recreational mathematics - Wikipedia

    en.wikipedia.org/wiki/Recreational_mathematics

    Some of the more well-known topics in recreational mathematics are Rubik's Cubes, magic squares, fractals, logic puzzles and mathematical chess problems, but this area of mathematics includes the aesthetics and culture of mathematics, peculiar or amusing stories and coincidences about mathematics, and the personal lives of mathematicians.

  9. Glossary of mathematical symbols - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_mathematical...

    A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula.