Elementry differential equations and boundary value problems
Boyce William C
Elementry differential equations and boundary value problems - U K : John Wiley & Sons, 1994 - 796.
9788126521555
General principles of mathematics
511.33 / BOY
Elementry differential equations and boundary value problems - U K : John Wiley & Sons, 1994 - 796.
9788126521555
General principles of mathematics
511.33 / BOY