No label defined (Q3538755)
From MaRDI portal
 | This is the item page for this Wikibase entity, intended for internal use and editing purposes. Please use this page instead for the normal view: scientific article |
scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article |
Statements
24 November 2008
0 references
second-order ordinary differential equation
0 references
positive periodic solution
0 references
sign changing of coefficients
0 references
fixed-point theorem
0 references
cone mapping
0 references
