A compatibility theorem for two point boundary problems

E. J. Pellicciaro
1968 Proceedings of the American Mathematical Society  
Let P be an n by ra matrix whose elements are complex valued functions continuous in (t, X) for t in the closed interval [a, b] and X
doi:10.1090/s0002-9939-1968-0224901-4 fatcat:tdmcjuvjl5ag3ewy4uzjxlkwo4