Volume 1, Issue 3 Martin J. Bohner Discrete Sturmian theory 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 Martin J. Bohner Find more articles with the same keywords focal points linear Hamiltonian difference systems disconjugacy Find more articles with the same subject classes 39A10 39A12