Volume 1, Issue 3 Heeseop Kim Yongdo Lim An extended matrix exponential formula 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 Heeseop Kim Yongdo Lim Find more articles with the same subject classes 15A24 15A29 15A48