Titlebook: Reduce; Software for Algebra Gerhard Rayna Book 1987 Springer-Verlag New York Inc. 1987 algebra.algebraic computation.computation.computer.

PATHY

A Harder Look,This chapter introduces numerous features of REDUCE which are not as elementary as those presented in the previous chapter. Not every REDUCE user will require these additional features, which is fortunate because some of them — such as the concept of the “substitution environment” — involve logical intricacies.

Arresting

978-0-387-96598-7Springer-Verlag New York Inc. 1987

煉油廠

晚來(lái)的提名

obsession

Book 1987world-wide use by thousands of scientists, engineers, and mathematicians. Although it traces its beginnings to 1963, until recently it has only been available on main-frame computers because of its relatively large resource requirements. In 1980 I predicted (1) that by the mid-1980‘s it would be pos

生銹

corpuscle

Procedures,” (or “functions” or “subroutines”). REDUCE is no exception. However, REDUCE is so powerful a tool even when used in “calculator mode” (i.e. by typing in commands and examining the results obtained) that user-defined procedures play a much lesser role in it than in most other languages.

無(wú)表情

Case Studies, pointing out unexpected complications and suggesting how to detour around them. Along the way we will also introduce a number of features of REDUCE which didn’t seem to be of sufficiently general interest to warrant a place in the earlier chapters.

ERUPT

Running Reduce,which REDUCE resides. Included are such mundane topics as how to use files created by a text editor (or by another REDUCE run) to cut down on typing and retyping; correcting (editing) input lines, or procedure definitions, or files; setting the output line length to meet the requirements of display

Oafishness