Franca, W.; Menegatto, V. A. Strictly positive definite functions by integral transforms. (English) Zbl 1504.42019 Expo. Math. 40, No. 3, 395-408 (2022). Reviewer: Ana Paula Peron (São Carlos) MSC: 42A82 43A35 44A15 PDFBibTeX XMLCite \textit{W. Franca} and \textit{V. A. Menegatto}, Expo. Math. 40, No. 3, 395--408 (2022; Zbl 1504.42019) Full Text: DOI
Franca, W.; Menegatto, V. A. Positive definite functions on products of metric spaces by integral transforms. (English) Zbl 1491.42005 J. Math. Anal. Appl. 514, No. 1, Article ID 126304, 15 p. (2022). MSC: 42A82 42A38 44A15 62P12 PDFBibTeX XMLCite \textit{W. Franca} and \textit{V. A. Menegatto}, J. Math. Anal. Appl. 514, No. 1, Article ID 126304, 15 p. (2022; Zbl 1491.42005) Full Text: DOI
Menegatto, V. A.; Oliveira, C. P. Positive definite functions on products via Fourier transforms: old and new. (English) Zbl 1490.42012 Numer. Funct. Anal. Optim. 43, No. 6, 631-649 (2022). MSC: 42A82 42A38 42A16 43A35 PDFBibTeX XMLCite \textit{V. A. Menegatto} and \textit{C. P. Oliveira}, Numer. Funct. Anal. Optim. 43, No. 6, 631--649 (2022; Zbl 1490.42012) Full Text: DOI
Barbosa, V. S.; Menegatto, V. A. Gneiting’s space-time positive definiteness criterion revisited. (English) Zbl 1484.42011 Result. Math. 77, No. 2, Paper No. 68, 19 p. (2022). MSC: 42A82 43A35 30C40 62P12 62M30 PDFBibTeX XMLCite \textit{V. S. Barbosa} and \textit{V. A. Menegatto}, Result. Math. 77, No. 2, Paper No. 68, 19 p. (2022; Zbl 1484.42011) Full Text: DOI
Menegatto, V. A.; Oliveira, C. P. Positive definiteness on products of compact two-point homogeneous spaces and locally compact abelian groups. (English) Zbl 1465.43005 Can. Math. Bull. 63, No. 4, 705-715 (2020). MSC: 43A35 43A85 42A16 42A82 PDFBibTeX XMLCite \textit{V. A. Menegatto} and \textit{C. P. Oliveira}, Can. Math. Bull. 63, No. 4, 705--715 (2020; Zbl 1465.43005) Full Text: DOI
Barbosa, Victor S.; Menegatto, Valdir A. A Gneiting-like method for constructing positive definite functions on metric spaces. (English) Zbl 1455.42004 SIGMA, Symmetry Integrability Geom. Methods Appl. 16, Paper 117, 15 p. (2020). MSC: 42A82 43A35 PDFBibTeX XMLCite \textit{V. S. Barbosa} and \textit{V. A. Menegatto}, SIGMA, Symmetry Integrability Geom. Methods Appl. 16, Paper 117, 15 p. (2020; Zbl 1455.42004) Full Text: DOI arXiv
Menegatto, Valdir; Oliveira, Claudemir; Porcu, Emilio Gneiting class, semi-metric spaces and isometric embeddings. (English) Zbl 1463.42016 Constr. Math. Anal. 3, No. 2, 85-95 (2020). MSC: 42A82 43A35 PDFBibTeX XMLCite \textit{V. Menegatto} et al., Constr. Math. Anal. 3, No. 2, 85--95 (2020; Zbl 1463.42016) Full Text: DOI
Guella, J. C.; Menegatto, V. A. Conditionally positive definite matrix valued kernels on Euclidean spaces. (English) Zbl 1444.42010 Constr. Approx. 52, No. 1, 65-92 (2020). MSC: 42A82 43A35 47A56 PDFBibTeX XMLCite \textit{J. C. Guella} and \textit{V. A. Menegatto}, Constr. Approx. 52, No. 1, 65--92 (2020; Zbl 1444.42010) Full Text: DOI
Guella, J. C.; Menegatto, V. A. Schoenberg’s theorem for positive definite functions on products: a unifying framework. (English) Zbl 1420.42005 J. Fourier Anal. Appl. 25, No. 4, 1424-1446 (2019). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 42A82 43A35 33C50 33C55 42A16 42C10 PDFBibTeX XMLCite \textit{J. C. Guella} and \textit{V. A. Menegatto}, J. Fourier Anal. Appl. 25, No. 4, 1424--1446 (2019; Zbl 1420.42005) Full Text: DOI
Guella, J.; Menegatto, V. A. Strictly positive definite kernels on the torus. (English) Zbl 1388.42007 Constr. Approx. 46, No. 2, 271-284 (2017). Reviewer: Giorgi Oniani (Kutaisi) MSC: 42A82 43A35 42B05 42A16 PDFBibTeX XMLCite \textit{J. Guella} and \textit{V. A. Menegatto}, Constr. Approx. 46, No. 2, 271--284 (2017; Zbl 1388.42007) Full Text: DOI Link
Menegatto, V. A. Differentiability of bizonal positive definite kernels on complex spheres. (English) Zbl 1347.42010 J. Math. Anal. Appl. 412, No. 1, 189-199 (2014). MSC: 42A82 32A99 PDFBibTeX XMLCite \textit{V. A. Menegatto}, J. Math. Anal. Appl. 412, No. 1, 189--199 (2014; Zbl 1347.42010) Full Text: DOI