There seems also to be a conveniently available 1998 version[1] which, unlike the version linked in the OP, contains still-working links to several additional c

There seems also to be a conveniently available 1998 version[1] which, unlike the version linked in the OP, contains still-working links to several additional chapters.[2-6] I don't know how the content compares to Chaitin's books, including The Unknowable (1999).[7] [1] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch1.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [2] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch2.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [3] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch3.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [4] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch4.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [5] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch5.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [6] https://jillian.rootaction.net/~jillian/science/chaitin/www.cs.umaine.edu/chaitin/unknowable/ch6.html https://jillian.rootaction.net/~jillian/science/chaitin/www.... [7] https://link.springer.com/book/9789814021722 https://link.springer.com/book/9789814021722