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Questions related from Arash Irani
Let A Banach algebra, A is contractible if H1(A,X)=0 for all Banach A-bimodules X . Now to my question Let A be Banach algebra and I be closed ideal of A. If I and A/I are both contractible,...
20 May 2019 1,465 3 View
I'm studying Banach algebra and I was wondering if there are some exercise books (that is, books with solved problems and exercises) The books I'm searching for should be: rich of complete, step...
26 December 2018 5,504 0 View
Let $p(.)$ be an equivalent norm to the usual norm on $\ell_1$ such that $$\limsup\limits_{n\to\infty} p(x_n+x)=\limsup\limits_{n\to\infty}p(x_n)+p(x)$$ for every $w^*-$null sequence $(x_n)$ and...
21 July 2016 7,206 7 View
I am working on geometry of banach spces and applications in metric fixed point theory , especially my interesting is renorming of Banach spaces, Is anyone interested in collaboration
24 November 2015 9,378 30 View