#09409

... published (and probably did) five years ago. Well, we were wrong. The Cody & Waite manual definitely helps fill that gap. We would also recommend (for Apple types, anyhow) that you buy the Hayden "Double- Precision Floating Point for Applesoft" (#09409, $29.95) package if you are interested in this area. The Hayden package can not only be used to check the accuracy of other algorithms (it calculates using 21 decimal digit precision, slowly) but their transcendental routines are annotated with REMa ...