On free oscillations of a simple portal frame structure with two degree of freedom containing quadratic nonlinearities and with internal resonance 1:2.

• Grant number: 96/07668-0
• Support Opportunities: Research Grants - Meeting - Abroad
• Start date: December 31, 1996
• End date: January 13, 1997
• Field of knowledge: Physical Sciences and Mathematics - Mathematics - Applied Mathematics
• Principal Investigator: José Manoel Balthazar
• Grantee: José Manoel Balthazar
• Host Institution: Instituto de Geociências e Ciências Exatas (IGCE). Universidade Estadual Paulista (UNESP). Campus de Rio Claro. Rio Claro , SP, Brazil