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Differentiability of Orlicz space. (Chinese. English summary) Zbl 0653.46029
A sufficient and necessary condition of differentiability of Orlicz sequence space and an expression of gradient are obtained.

##### MSC:
 4.6e+31 Spaces of measurable functions ($$L^p$$-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.)