No label defined (Q3842439)
From MaRDI portal
scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article |
Statements
3 January 1999
0 references
selfadjoint operator
0 references
entire vectors of exponential type
0 references
best approximation
0 references
infinitely differentiable vectors
0 references
Banach space
0 references
Hilbert space
0 references
Ritz method
0 references
operator equations
0 references
