Note:Some nouns can function as either countable or uncountable, each with different meanings/implications. The countable use is often specific, while the uncountable use is often general and abstract. Specific(Countable): “The exercises were difficult.” In this case, “the exercises” refers to...
Lecture 7: Countable and Uncountable Sets, Undecidable Problems CS243-Logic and Computation October 17, 2011 Two related questions: From Mathematics: Which sets have the property that their elements can be listed? From Computer Science: How can a computer program list all the elements of such a...
@Gezzza As far as I understand, both 'any' uses are acceptable for the countable nouns. It depends on what we mean. A single thing, or generalizing. Thanks. (Yes, I know other things you mentioned related to uncountable nouns and no&any thing. ) 查看翻译 Gezzza 2023年3月7日 英语(...
Determine whether each of the following sets is countable or uncountable. A={x∈Q|−100≤x≤100}A={x∈Q|−100≤x≤100} B={(x,y)|x∈N,y∈Z}B={(x,y)|x∈N,y∈Z} C=(0,0.1]C=(0,0.1] D={1n|n∈N}D={1n|n∈N} ...
It turns out that the 渭 -predictor has something to say in the dual hat problem as well.We then move on to ideals on both countable and uncountable sets and investigate various ideal theoretic properties (weak P-pointedness, weak Q-pointedness, weak selectivity) and partition relations in ...
acountable and uncountable nouns 可数和无数名词[translate] awas your trip last week? 上星期您的旅行?[translate] ahehehe hehehe[translate] afresh or frozen salt-or freshwater,white-fleshed varieties are permitted,but dark,oily is preferred(no shellfish). 新或冻结盐或淡水,白肉的品种被允许,但黑暗...
Let us remark that no point of has countable tightness: certainly at P-points the tightness is uncountable; if p is not a P-point then it lies on the boundary of a zero-set C and in the closure of its interior, but the closure of every countable subset of that interior is a subset...
Our analysis applies to classical shortest path problems and their countable node extensions, as well as optimal control problems where the objective is to control the state of a continuous-space system towards a target state. 展开 被引量: 2 ...
so/too +adj,+a/an + n so /too +adj,+ n (countable and uncountable nouns)I have never seen so beautiful a child.He has never again written so good a book as his first one.John doesn’t understand you because he knows so little English.It was surprising to see so high a bridge ...
1)a pleasant thing that is expensive, but not necessary (used as a countable noun) -Champagne is a luxury they can no longer afford. -我们花不起买奢侈品的钱。(We can’t afford to spend money on luxuries.) 2) great comfort, as provided by wealth (used as an uncountable noun) -She...