![]() | Approximation Theory and Functional Analysis : Proceedings of the International Symposium on Approximation Theory, Universidade Estadual de Campinas (UNICAMP) Brazil, August 1-5 1977 |
![hidden image for function call](https://upload.wikimedia.org/wikipedia/commons/c/ca/1x1.png)
![]() | Approximation Theory and Functional Analysis : Proceedings of the International Symposium on Approximation Theory, Universidade Estadual de Campinas (UNICAMP) Brazil, August 1-5 1977 |