Definitely. My goal is not to substitute the book at all. The only reason I'm posting these solutions is that I can compare answers with someone else who is al

Definitely. My goal is not to substitute the book at all. The only reason I'm posting these solutions is that I can compare answers with someone else who is also working through the book. Hopefully, by reading each other's solutions (and providing corrections), we can learn even more than if we had just worked through the book by ourselves alone.