DONG, YUNBAI
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2

More on stability of two functional equations:

Sun, Longfa ; Dong, Yunbai
Ukrains'kyi Matematychnyi Zhurnal.  75 (2023)  6 - p. 859-868 , 2023
 
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4

More on stability of two functional equations:

Sun, Longfa ; Dong, Yunbai
Ukrains'kyi Matematychnyi Zhurnal.  75 (2023)  6 - p. 859-868 , 2023
 
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6

Maps Preserving the Norm of the Positive Sum in Lp Spaces:

Hao, Jingjing ; Dong, Yunbai ; Li, Lei
Acta Mathematica Scientia.  42 (2022)  2 - p. 789-794 , 2022
 
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7

A remark on non-surjective composition operators:

Dong, Yunbai ; Zheng, Bentuo
Quaestiones Mathematicae.  45 (2021)  5 - p. 779-785 , 2021
 
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9

An optimal linear approximation for a class of nonlinear op..:

Dong, Yunbai ; Lin, Pei-Kee ; Zheng, Bentuo
Journal of Mathematical Analysis and Applications.  467 (2018)  1 - p. 432-445 , 2018
 
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11

An optimal linear approximation for a class of nonlinear op..:

Dong, Yunbai ; Lin, Pei-Kee ; Zheng, Bentuo
Journal of Mathematical Analysis and Applications.  467 (2018)  1 - p. 432-445 , 2018
 
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13

On generalized Hyers-Ulam stability of additive mapings on ..:

Dong, Yunbai ; Chen, Lihong
Aequationes mathematicae.  90 (2016)  5 - p. 871-878 , 2016
 
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14

Stability of isometries between groups of invertible elemen..:

Dong, Yunbai ; Shi, Rui
Functional Analysis and Its Applications.  49 (2015)  2 - p. 106-109 , 2015
 
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15

On approximate isometries and application to stability of a..:

Dong, Yunbai
Journal of Mathematical Analysis and Applications.  426 (2015)  1 - p. 125-137 , 2015
 
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