Volume 24, Issue 4 Willian Franca V. A. Menegatto Matrix-valued positive definite kernels given by expansions: strict positive definiteness 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 Willian Franca V. A. Menegatto Find more articles with the same keywords Matrix-valued kernels positive definiteness kernel expansions strict positive definiteness Cauchy-Schwarz inequality Find more articles with the same subject classes 42A82 42C10 43A35