Minor edits, plus repackaging
Minor edits for clarity, and to restore missing references.
Minor edits — typos and enhancements spotted now and again.
More detail about NaNs, compilers, largely incorporating the suggestions I received after the previous edition. Packaged set of examples.
Assorted enhancements and additions. Expanded the section on model atmospheres. Links checked, and a couple of broken ones restored.
I haven’t been able to incorporate all the suggestions I received after the previous edition.
No significant changes as yet. Merely a conversion from the original LaTeX source.
Incorporating comments from others.