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See Principle of effective demand, which is an affirmative form of the negation of Say's law. Keynes's rejection of Say's law has on the whole been accepted within mainstream economics since the 1940s and 1950s in the neoclassical synthesis , but debate continues between Keynesian economists and neoclassical economists ( see saltwater and ...
The summation of an explicit sequence is denoted as a succession of additions. For example, summation of [1, 2, 4, 2] is denoted 1 + 2 + 4 + 2, and results in 9, that is, 1 + 2 + 4 + 2 = 9. Because addition is associative and commutative, there is no need for parentheses, and the result is the same irrespective of the order of the summands ...
Sentences are then built up out of atomic sentences by applying connectives and quantifiers. A set of sentences is called a theory; thus, individual sentences may be called theorems. To properly evaluate the truth (or falsehood) of a sentence, one must make reference to an interpretation of the theory.
Propositional logic, as currently studied in universities, is a specification of a standard of logical consequence in which only the meanings of propositional connectives are considered in evaluating the conditions for the truth of a sentence, or whether a sentence logically follows from some other sentence or group of sentences.
The uptick in activity was largely driven by the services sector. The services component of S&P's report showed the index registered 57 this month, up from 55 in October and the highest level in ...
In mathematical analysis, Cesàro summation (also known as the Cesàro mean [1] [2] or Cesàro limit [3]) assigns values to some infinite sums that are not necessarily convergent in the usual sense. The Cesàro sum is defined as the limit, as n tends to infinity, of the sequence of arithmetic means of the first n partial sums of the series.
With savory toasts, veggie-filled quiches and fruity baked oats, try out our all-time favorite breakfast recipes of 2024 for a tasty and nourishing morning meal.
MOSCOW (Reuters) -Russia said on Wednesday that relations with Washington were so confrontational that Russian citizens should not visit the United States, Canada and some EU countries in coming ...