Volume 17, Issue 2 Mark Pankov Lucijan Plevnik A non-injective version of Wigner's theorem 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 Mark Pankov Lucijan Plevnik Find more articles with the same keywords projection self-adjoint operator of finite rank Wigner's theorem Find more articles with the same subject classes 47B49 15A86 81P16