Elementary differential equations and boundary value problems
Boyce, William E.
Elementary differential equations and boundary value problems - 9th ed. - New Delhi John Wiley 1969 - 796 p
New Delhi
QA 371 .B69/
Elementary differential equations and boundary value problems - 9th ed. - New Delhi John Wiley 1969 - 796 p
New Delhi
QA 371 .B69/