I finally reached chapter 5 (at my own slow path) and now I understand John's statement:
as the book proceeds and the 'sketches' get more sketchy, leaving me to fill in more details.
And that's why I will miss your lectures for chapters 5 - 7 …
Still trying to figure out Puzzles 150 - 155 (note that the numbering of the last two puzzles is repeated in the original post, I am extending it here). To wrap up the solutions so far:
Puzzle 150:
\( R(S) = (S, 1) \) for any set \( S \) and \…
Thank you very much for this course, John, reading a lecture or doing an exercise on my train to/from work makes my day (that's ~5h/week dedication).
Since the beginning, I was unable to keep up with your speed, but it did not matter at all. The le…
Puzzle 4. Just to give an "applied" example:
In rational continuum mechanics, Truesdell starts defining a poset, and then a Boolean algebra, to construct a "universe of bodies" in which to define mechanics (see Clifford Truesdell, A first course in…