المؤلفون: Mohammed Mohammed, Ion Mihai, Andreea Olteanu

المصدر: Mathematics, Vol 12, Iss 23, p 3651 (2024)

مصطلحات موضوعية: Chen invariants, Chen inequalities, Casorati curvature, Lorentzian–Sasakian manifold, semi-symmetric connection, non-metric connection, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/12/23/3651; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/e8b31ffe27814518aac73e8dac01b9c5

المؤلفون: Esmaeil Peyghan, Leila Nourmohammadifar, Akram Ali, Ion Mihai

المصدر: Axioms, Vol 13, Iss 10, p 693 (2024)

مصطلحات موضوعية: hom-Lie groups, Lorentzian almost contact, hom-Lie algebras, Lorentzian–Sasakian structures, (almost) Ricci solitons, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/13/10/693; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/3acc18ac8a2443b7884c55274d1fe470

المؤلفون: Esmaeil Peyghan, Leila Nourmohammadifar, Ion Mihai

المصدر: Mathematics, Vol 12, Iss 16, p 2492 (2024)

مصطلحات موضوعية: statistical submanifolds, F-statistical connections, conjugate symmetric, F-second fundamental forms, F-mean curvature vector fields, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/12/16/2492; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/945370302ace4f678bf1138aa2a67425

المؤلفون: Mohammed Mohammed, Fortuné Massamba, Ion Mihai, Abd Elmotaleb A. M. A. Elamin, M. Saif Aldien

المصدر: Axioms, Vol 13, Iss 3, p 195 (2024)

مصطلحات موضوعية: Chen invariant, squared mean curvature, Ricci curvature, trans Sasakian manifold, generalized Sasakian space form, semi-symmetric connection, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/13/3/195; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/c7a1065f4ec743518e4fe267aa3b472f

المؤلفون: Majid Ali Choudhary, Ion Mihai

المصدر: Axioms, Vol 12, Iss 10, p 952 (2023)

مصطلحات موضوعية: Riemannian manifolds, golden structure, δ-Casorati curvature, optimal inequality, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/12/10/952; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/0bfd0390e77a4547baec217179d8bbf7

المؤلفون: Esmaeil Peyghan, Davood Seifipour, Ion Mihai

المصدر: Mathematics, Vol 11, Iss 18, p 3865 (2023)

مصطلحات موضوعية: Codazzi manifold, Kobayashi–Nomizu type connection, mutual curvature, Yano type connection, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/11/18/3865; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/79f01f77946749b3a20af5e2a1af4bc4

المؤلفون: Esmaeil Peyghan, Davood Seifipour, Ion Mihai

المصدر: Axioms, Vol 12, Iss 7, p 667 (2023)

مصطلحات موضوعية: infinitesimal affine transformations, mutual curvature, statistical manifold, tangent bundle, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/12/7/667; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/51fbebdfa30045b59d89767477221fa9

المؤلفون: Siraj Uddin, Ion Mihai, Adela Mihai

المصدر: Arab Journal of Mathematical Sciences, Vol 27, Iss 1, Pp 2-14 (2021)

مصطلحات موضوعية: Warped products, Semi-slant, Pseudo-slant, Bi-slant submanifolds, Warped product bi-slant submanifolds, Kenmotsu manifolds, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1319-5166; https://doaj.org/toc/2588-9214

URL الوصول: https://doaj.org/article/42d538595ff342708ed3d4e4ea40cca4

المؤلفون: Ion Mihai, Radu-Ioan Mihai

المصدر: Mathematics, Vol 10, Iss 17, p 3061 (2022)

مصطلحات موضوعية: Hessian manifolds, constant Hessian curvature, statistical submanifolds, Chen inequalities, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/10/17/3061; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/7cc70a7b7d65435c98fac3ce217be3ff

المؤلفون: Mohd Aquib, Meraj Ali Khan, Adela Mihai, Ion Mihai

المصدر: Mathematics, Vol 10, Iss 9, p 1538 (2022)

مصطلحات موضوعية: bi-slant submanifolds, Casorati curvature, Wintgen inequality, S-space forms, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/10/9/1538; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/552781cd662540509bec6d2cd31a1992

المؤلفون: Leila Samereh, Esmaeil Peyghan, Ion Mihai

المصدر: Entropy, Vol 24, Iss 6, p 758 (2022)

مصطلحات موضوعية: almost Norden manifold, dual connections, statistical manifold, complex conjugate connections, almost complex structure, Science, Astrophysics, QB460-466, Physics, QC1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/1099-4300/24/6/758; https://doaj.org/toc/1099-4300

URL الوصول: https://doaj.org/article/fb5567e99897455b8722c537ad210ae7

المؤلفون: Ion Mihai, Radu-Ioan Mihai

المصدر: Mathematics, Vol 9, Iss 11, p 1175 (2021)

مصطلحات موضوعية: Riemannian space form, submanifold, Chen invariants, Chen inequalities, statistical manifold, statistical submanifold, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/9/11/1175; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/a87b3584c67445c38a9c0586f81f96bb

المؤلفون: Ion Mihai, Radu-Ioan Mihai

المصدر: Axioms, Vol 10, Iss 1, p 7 (2021)

مصطلحات موضوعية: Riemannian space form, submanifold, Chen invariants, Chen inequalities, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/10/1/7; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/e26c7ea0f71141ec90d6bf9486e0fffd

المؤلفون: Gabriel Macsim, Adela Mihai, Ion Mihai

المصدر: Mathematics, Vol 8, Iss 4, p 480 (2020)

مصطلحات موضوعية: δ(2,2)-invariant, Chen inequalities, Lagrangian submanifolds, quaternionic space forms, complex space forms, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/8/4/480; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/5706bd625fc9494a84166e96fbdc6777

المؤلفون: Adela Mihai, Ion Mihai

المصدر: Entropy, Vol 22, Iss 2, p 164 (2020)

مصطلحات موضوعية: statistical manifolds, hessian manifolds, hessian sectional curvature, scalar curvature, ricci curvature, chen inequality, Science, Astrophysics, QB460-466, Physics, QC1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/1099-4300/22/2/164; https://doaj.org/toc/1099-4300

URL الوصول: https://doaj.org/article/e37237d76e0b4239bb9d044071d71e2a

المؤلفون: Adela Mihai, Ion Mihai

المصدر: Mathematics, Vol 6, Iss 3, p 44 (2018)

مصطلحات موضوعية: statistical manifolds, Hessian manifolds, Hessian sectional curvature, scalar curvature, Ricci curvature, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: http://www.mdpi.com/2227-7390/6/3/44; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/c130f85f44434a699c09b5699ff5496f

المؤلفون: Ion Mihai, Radu Rosca, Valentin Ghişoiu

المصدر: International Journal of Mathematics and Mathematical Sciences, Vol 2005, Iss 21, Pp 3471-3478 (2005)

مصطلحات موضوعية: Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/0161-1712; https://doaj.org/toc/1687-0425

URL الوصول: https://doaj.org/article/3e159da4c3914511be2c3ffdd072dac6

المؤلفون: Kadri Arslan, Ridvan Ezentas, Ion Mihai, Cengizhan Murathan, Cihan Özgür

المصدر: International Journal of Mathematics and Mathematical Sciences, Vol 29, Iss 12, Pp 719-726 (2002)

مصطلحات موضوعية: Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/0161-1712; https://doaj.org/toc/1687-0425

URL الوصول: https://doaj.org/article/730925ddfd1d42669bef4659d76a6f27

المؤلفون: Gulen, Huseyin¹ (AUTHOR), Ion, Mihai² (AUTHOR), Jens, Candace E³ (AUTHOR), Rossi, Stefano⁴ (AUTHOR) stefano.rossi@unibocconi.it

المصدر: Review of Financial Studies. Nov2024, Vol. 37 Issue 11, p3335-3385. 51p.

مصطلحات موضوعية: *BUSINESS cycles, *BUSINESS forecasting, *CREDIT, *CORPORATE investments

المؤلفون: Ion Mihai, Andreea Olteanu

المصدر: Symmetry ; Volume 16 ; Issue 10 ; Pages: 1401

مصطلحات موضوعية: Kähler manifold, complex space form, submanifolds, mean curvature, Ricci curvature, semi-symmetric connection, non-metric connection, Chen inequality, Euler inequality

وصف الملف: application/pdf

Relation: Mathematics; https://dx.doi.org/10.3390/sym16101401

الاتاحة: https://doi.org/10.3390/sym16101401