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**Ch 3 / Variation of Parameters**

« **on:**February 11, 2013, 10:46:40 PM »

In equation (28) of theorem 3.6.1, it says that "where t0 is any conveniently chosen point in I".

This is for the integral limits for u1 and u2.

I don't understand how we can just conveniently choose some t0 for the general solution when it's not an initial value problem.

This is for the integral limits for u1 and u2.

I don't understand how we can just conveniently choose some t0 for the general solution when it's not an initial value problem.