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SYMBMATH.H01
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1993-11-07
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2.6 Help Menu
The Help menu dispays the syntax of SymbMath language.
------------------
|How to help |
|Contents |
|Brief |
|Data |
|Function |
|Procedure & rule|
|eqUation |
|Array & list |
|Expression |
|commenT |
|eValuate |
|assigN |
|cOnditional |
|Loop |
|sWitch |
|Read & write |
|Sequence |
|librarY |
------------------
In the Help menu, Each command has its own Help window and help
file. The on-line help files are text (ASCII) files.
While the Help window is open, the status line is changed to
----------------------------------------------------------------------------
Ctrl-F3 Find, Shift-F3 Find again, F5 Zoom, <Pg Dn> more, <Esc> Abort
-----------------------------------------------------------------------------
In the Help window, to search for a special word, you first press
<Ctrl><F3>, then type the word you want to search, finally press
<Ctrl><F3> again. e.g. if you want to search for the word "help", you
first press <Ctrl><F3>, then type "help", finally press <Ctrl><F3> again.
The cursor will go to the word "help". You press <Shift><F3> to repeat
the last find.
The commands in the Help window are the same as that in the Edit
window, except that text is unable to be changed.
Table 2.6 Commands in the Help window
-------------------------------------------------------------------
Keys Action
-><- move the cursor.
<F5> zoom the window, <F5> again to zoom out.
<Esc> exit from the window.
<F10> exit from the window, the same as <Esc>.
<Home> go to the beginning of the current line.
<End> go to the end of the current line.
<Pg Up> page up.
<Pg Dn> page down.
<Ctrl><Home> go to the beginning of the window.
<Ctrl><End> go to the end of the windo.
<Ctrl><Pg Up> go to the beginning of the help file.
<Ctrl><Pg Dn> go to the end of the help file.
<Crtl><F2> go to nth line, end by <crtl><F2> instead of <Enter>.
<Ctrl><F3> find the special word, end by <Ctrl><F3>
instead of <Enter>.
<Shift><F3> repeat last find.
<Shift><F10> re-size window by arrow keys.
x go to x, where x is a letter.
----------------------------------------------------------------------
There are other two helps in the Input, Output and Aux Edit
windows, press <F1> to pop-up the Edit Help menu, or press <Shift><F1> to
open a Help File window for manual.
2.7 Example Menu
The Example menu shows examples in SymbMath language.
---------------
|Calculate |
|Simplify |
|assUme |
|comparE |
|deFine |
|Limit |
|Differentiate|
|Integrate |
|sOlve |
|suM |
|Vector |
|stAtistics |
|Table |
|conveRt |
|Get parts |
|databasE |
|learN |
|draW |
|Plot |
---------------
2.7 Keyword Menu
The Keyword menu showes keywords in the SymbMath language.
--------------------
|Topic order |
|Alphabetical order|
|Index |
|Library index |
--------------------
The Topic order command opens a help window for the keywords
in topic order.
The Alphabetical order command opens a help window for the
keywords in alphabetical order.
The Index command opens an index window, where you can select a
keyword (file *.key) to open a help window for its file. e.g. if you want
to help for the keyword d, you press d and <Enter> to open the help file
d.key. If the keyword is longer than 8 letter, its filename is the first
8 letter plus extension .key.
The Library index command is similar to the Index command, but it
opens a library index window for library (external function file *.(x)).