AIPS HELP file for HELP in 31DEC22
As of Sun Mar 26 10:17:22 2023
HELP: Verb-like to list information about any AIPS symbol
TASK Name of object for which help
is desired. ' ' => HELP
Used if no immediate argument
DOCRT -4.0 132.0 >= -1 => use terminal
< -1 use line printer
Printer disk file to save
Desired version of this info
The identity of the information desired may be given
as an immediate argument, i.e. HELP APCLN. If no
immediate argument is given TASK is used with ' ' =>
HELP which lists special kinds of files to provide
additional information and lists.
Use: Causes helpful information to appear on your terminal. The
to list information about the individual verb, adverb, pseudoverb,
or task named (in nnnnnnnn). Additional informative HELP files
are listed below. Lists of tasks, verbs, adverbs, and procedures
by category may be displayed with the ABOUT pseudoverb (see HELP
ABOUT). Some tasks have additional usage information which is
shown by the EXPLAIN pseudoverb.
The AIPS CookBook is the primary source of information about
AIPS. Each installation of AIPS contains the CookBook in the
directory $AIPS_ROOT/TEXT/PUBL with each chapter in PostScript
form named COOK?.PS (? = chapter number or appendix letter).
The full CookBook in pdf form is available as well. It is named
COOKBOOK.PDF and allows you to search for strings, follow
section and index links, and even look at HELP files in your
browser. Use the adobe reader - cheap imitations do not work as
If this directory is not readily available, you may also use the
web to get at the CookBook. The web page
takes you to the table of contents. The first paragraph of this
page has links to the full cross-referenced versions of the
CookBook in html and in pdf.
TASK........If no immediate argument is given, TASK names the object
(task, verb, adverb, procedure, etc.) to be described.
' ' => HELP (this file).
DOCRT.......Allows the output to go directly to the line printer if
DOCRT < -1. Else the terminal is used.
With OUTPRINT not blank, DOCRT=-3 suppresses the
page-feed character in header lines; DOCRT=-4 suppresses
the header lines except at the beginning.
OUTPRINT....Disk file name in which to save the line printer output.
' ' => use scratch and print immediately for interactive
jobs - batch jobs use OUTPRINT = 'PRTFIL:BATCHjjj.nnn'
(jjj = job #, nnn = user #). When OUTPRINT is not blank,
multiple outputs are concatenated and the file is not
VERSION.....Version of HELP information desired, i.e. 'OLD', 'NEW'.
See HELP VERSION for details.
The following HELPers give additional information about AIPS
HELP Equivalent to HELP HELP
HELP ADVERBS does HELP REALS, HELP ARRAYS, and HELP STRINGS in
HELP ARRAYS Lists all arrays in the symbol table
HELP REALS Lists all real, non-array adverbs in the symbol
HELP STRINGS Lists all characters string adverbs in the symbol
HELP VERBS Lists all verbs in the symbol table followed by all
HELP PSEUDOS List all pseudo verbs in the symbol table
HELP PROCS Lists all procedures in the symbol table
HELP PROCEDURES Lists all procedures in the symbol table
HELP POPSYM Symbols used in POPS interpretive language
(non-alphabetic, math, ...)
HELP POPSDAT The data structure from which the initial POPS
vocabulary for AIPS is constructed.
HELP CATEGORY List of allowed primary categories for help files.
HELP SECONDARY List of allowed secondary categories for help files
= list of ABOUT keywords.
HELP WHATSNEW Major changes in AIPS since the last update
HELP USERLIST Tells you where to find the latest list of VLA users
by alphabetic & numeric order
HELP DOTASK Information used in executing tasks
HELP NEWTASK Writing and incorporating a new task into AIPS
HELP NOADVERB What to do when an adverb appears to be missing (or
a verb, pseudoverb, ...)
HELP PANIC Solutions to common problems.
HELP CALIBRAT General info on the calibration of VLA and VLB
continuum and line data.
HELP UVnTYPE Information on convolution functions of type number
n (n = 1 - 6).
HELP device Information on the use of AIPS workstation pseudo
devices, where device = XAS (main TV server),
TEKSRV or TEKSERVER (Tektronix graphics emulator),
and MSGSRV or MSGSERVER (message monitor for tasks).
The general help/explain files listing verbs and tasks have been
replaced by help files accessed with the pseudoverb ABOUT. These new
files will be updated regularly using software tools and, hence, will be
more current than previous lists.