I have an example which seems very circular.

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Doesn't this just follow from the power series definition of the exponential matrix? I'm confused about how to actually show this as it just seems so basic.

  • $\begingroup$ You simply have to note that you take a power of the matrix by taking powers of the blocks, which is just matrix multiplication. $\endgroup$
    – saulspatz
    Sep 22, 2020 at 21:08
  • $\begingroup$ I guess that what confuses me. The answer is in the question. I don't understand how to prove that, it feels so circular. $\endgroup$ Sep 22, 2020 at 22:43
  • $\begingroup$ Do I even need to do a proper proof? $\endgroup$ Sep 22, 2020 at 22:44


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