2019
Том 71
№ 6

All Issues

Timoshchuk V. N.

Articles: 1
Article (Ukrainian)

Inverse theorems of approximation by biharmonic functions

Gorbachuk V. I., Timoshchuk V. N.

Full text (.pdf)

Ukr. Mat. Zh. - 1986. - 38, № 5. - pp. 569–575