In this paper, we first establish a principle of concentration compactness in $W^{1,p(x)}({\Bbb R}^{N})$ . Then, based on this concentration compactness principle, we ...
Every so often it's good to exercise your brain with a math problem or two that forces you to recall principles you learned decades prior. As elementary as it might feel, you'd be surprised how easy ...
A difficult internet problem has the internet confused. The problem, which seems simple, is stumping maths fans, who are coming up with two answers. A maths expert from the YouTube channel ...
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