Volume 7, Issue 1 Ravi P. Agarwal Sadia Arshad Vasile Lupulescu Donal O'Regan Evolution equations with causal operators Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Ravi P. Agarwal Sadia Arshad Vasile Lupulescu Donal O'Regan Find more articles with the same keywords evolution equation causal operator initial value problem Find more articles with the same subject classes 34A07 34A08