The same holds for the blue set, to be in the blue set is a necessary condition in order to be purple, but it is not enough, it's not sufficient. A sufficient condition is stronger than a …

2016年12月11日 · Here rain is sufficient condition for road to be wet, but not the necessary condition , because road could be wet by any other operation , i.e. throwing water buckets on it .

2020年4月10日 · Being a sufficient or necessary condition is not an absolute property but a relative property. A proposition is a sufficient or necessary condition for another proposition, …

2015年6月7日 · Necessary condition A A means that A A that must exists in order for B B to occur, however, A A alone doesn't guarantee that B B happens. Sufficient condition A′ A ′ …

2019年12月14日 · I think I have proved a theorem but I am not sure if my solution is right. Theorem: A necessary condition for the convergence of a series S = ∑an S = ∑ a n is that an …

2019年3月20日 · I am having a difficult time understanding Jacobi's necessary condition for weak extrema of functionals. Graphics and detailed explanations would be helpful. I am following the …

2020年1月5日 · P: (x⇒y)⇒z Use truth tables to determine whether the following proposition is a necessary and/or sufficient condition for p to be true: x⇒(y⇒z) I did the truth table and I know that

2018年6月22日 · The condition liman|z0|n lim a n | z 0 | n is not satisified. That's not necessary, because we're not saying that ∑anzn0 ∑ a n z 0 n converges.

2019年12月16日 · But is this condition also necessary ? If not, what is a sufficent and necessary condition for an a n to be Fourier coefficients for the basis en e n ? In other words, under what …

2020年3月26日 · Taken from elementary mathematics I am little confused as to conversion of below implications: Q 1.) A necessary condition for Indian team to win a cricket match is that …