a boundary value problem

I get the code like this. this is a code trying to solve a boundary value problem. without changing the parameter inside fdode() how can I fix this to solve a general boundary value problem.

here is the problem error

Answer 1

[Alex Mcaulley]

Indexing in Matlab starts in 1, then:

f(:,0)

is not a valid indexing. It should be:

f(:,1)