Chances are this is a duplicate, but it's really hard to search for those things:
How do I say: "This is how I arrived at the solution" in one word? I've seen the word used before on Stackoverflow. Someone answered a question and then he followed up with an explanation on how he arrived at the solution. So his answer looked something like
Answer to the problem
Word I'm looking for
I arrived at the solution by first navigating to the
Filemenu and then...
The word also has meanings along the lines of "Justification", "Proof of work", "Explanation". I guess "justification" comes closest to it, but that's a word I would rather use in a mathematical proof.