domain of a relation和range of relation是什么意思

domain of a relation和range of relation是什么意思 domain of validity是什么意思 domain of protein翻译 求解一道英语的数学题,题目如下：a relation is given by [(-3,4),(-2,-1),(-1,3),(-3,-2)]. state the domain and range, Is the relation a function? domain domain 英语翻译A strategic business unit supplies goods or services for a distinct domain of activity Give the domain and range of the 英语翻译The Incoterms domain has a large number of interesting and complicated examples of defeasible reasoning.这里defeasible reasoning是什么意思? Domain:www.aokecnc.com,why the chain of rising fast,fall fasterThe site did have a period of time. velocity in terms of the distance-time relation是什么意思?I have since performed a very simple experiment which shows that a child does not think of velocity in terms of the distance-time relation. 求牛人团翻译 This terrible litany only highlights a few of the cases where humans’ relation-This terrible litany only highlights a few of the cases where humans’ relation-ships with animals have been distorted and become examples of malevol she looked into a crystal ball and said: 'A relation of yours is coming为什么是冒号 答对加分 Vertical line test can be used to determine whether the graph of a relation is a funtion什么意思 急!高手来帮忙翻译下（关于数据库的）20分!Domain TablesEvery time you have a column whose value most come from a known set of values you have a domain for that column. Your domain may be as simple as the day of the week (SUN, MON, T A lasting relation ship 求翻译,急, Let R be the relation on Z×Z ,that is elements of this relation arepairs of pairs of integers,such that ((a,b),(c,d)) ∈ R if and only ifa+d = b+c.Is R an equivalence relation?Explain. 请问是relation on还是relation of?我表达某两个事物之间的关系