Online Google Dictionary

quantify 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/ˈkwäntəˌfī/,
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quantified, past tense; quantified, past participle; quantifies, 3rd person singular present; quantifying, present participle;
  1. Express or measure the quantity of
    • - it's very hard to quantify the cost
  2. Define the application of (a term or proposition) by the use of all, some, etc., e.g., “for all x if x is A then x is B.”

  1. use as a quantifier
  2. express as a number or measure or quantity; "Can you quantify your results?"
  3. (quantification) a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')
  4. (quantification) the act of discovering or expressing the quantity of something
  5. Quantification has several distinct senses. In mathematics and empirical science, it is the act of counting and measuring that maps human sense observations and experiences into members of some set of numbers. Quantification in this sense is fundamental to the scientific method.
  6. To assign a quantity to; To determine the value of (a variable or expression)
  7. Quantification is used to state properties of a formula over all objects in a domain.  The existential quantification ∃x F(x) is true if there is some object a in the domain for which F(a) is true, and the universal quantification ∀x Fx is true if F(x) is true for every object in the domain, or ...
  8. (Quantification) The ability to quantitate function is one of the great values of nuclear medicine studies. Segami is on the forefront of developing new capabilities, like right ventricular ejection fractions and normals database comparisons of functional brain studies.
  9. (Quantification) In measurement, the reduction of data to numerical form in order to analyze them by way of mathematical or statistical techniques.
  10. (a>QUANTIFICATION) the process of determining the exact size and limits of a water right, usually in acre-feet per year, based on beneficial use.
  11. (Quantified) The predicted outcome of each activity should be, as far as possible, quantified; so that its performance can be monitored.
  12. To attach numbers to an observation.
  13. I can't find anything wrong with your proof except that it won't work if x is a moon of Jupiter (Popular in applied math courses).