To get HELP use the command Hn where n is 0 thru 8 for HELP 0
  through HELP 8.
HELP 0 - This screen
HELP 1 - Summary of many PortaCalc commands (terse)
HELP 2 - Data Entry / Editing
HELP 3 - Calculation Control
HELP 4 - Cursor Motion and Positioning
HELP 5 - Cell Copy
HELP 6 - Add/Subtract Absolute Rows/Cols
HELP 7 - Add/Subtract Relocting, Rows or Cols.
HELP 8 - Change Display Size, Col Size, Load Data
HELP 9 - Keypad Diagram for VT100












EN expression - Insert expression at current pos.
M1,M2,M3, or M4 - Motion up, down, left, right (auto)
DL var1:var2 Rn:m (or Cn:m) - Display Loc phys to row/col n-m
DF var1:var2 [format] - set display format. A or L shows text, else #
DT var1:var2 F or I - Set display number type to flt or int
DW n,m - set width of column n of display to m chars
DB c,r - Set display bounds at c cols, r rows (chars)
L var - Move cursor to var named (phys.) OA var or OR var=move displ. origin
V - redraw screen. VF - Disply. formulas. VM=no auto. redraw. K - interactive
calc. *E returns. ZA - zero all. ZE var1:var2 - zero var1 thru var2
X - exit program. W write screen to file or printer
CV v1:v2 v3:v4 copy value from v1:v2 to v3:v4 range; CR=copy and relocate vars.
CD v1:v2 v3:v4 copy display format. CF=copy formula. CA=copy all
P Put screen to file. G=get screen from file at curr.loc
1,2,3,4 - move cursor Up,Down,Left,Right. A[A/R]n[R/C] Add abs/reloc n Row/Col
Variable ranges are var1[:var2]. Var names P#+n#+m or
D#+n#+m are current Phys or Display locs + or - offsets
Expressions may use multiple stmts, use \ separators.
Use std FORTRAN  function names + MIN, MAX, AVG, STD
or SUM. IF stmt format is IF [v1.REL.v2]yes-expr|else expr.
Rels are .LT.,.GT.,.EQ.,.NE.,.GE.,.LE.
R Recompute sheet. RM Recompute Manually only (R resets)

HELP 2 - Data Entry / Editing
E expression    Enter expression into cell.
Formulas available (+ SQRT,SIN,COS,LOG,EXP,ATAN)
SUM[variables]          Sum of all arguments
MAX[variables]          Max of arguments
MIN[variables]          Min of arguments
AVG[variables]          Average of arguments
STD[variables]          Standard deviation squared
IF [V1.rel.V2] statement | else-statement
In the first 5 cases, arguments are variable names separated by
commas, or variable ranges, or mixtures separaged by columns.
".REL." is any of the 6 forms:
.EQ.    Equal            .NE.    Not Equal
.GT.    Greater than     .LT.    Less than (V1 less than V2)
.GE.    Greater or Equal .LE.    Less than or Equal to (V1 =< V2)
*XV filename V1         Extract value at cell V1 in saved
                        sheet stored in filename.
ED `string1`string2`    Replace string1 with string2
                        in current cell formula. Either
                        string may be null if desired.




HELP 3 - Calculation Control
R       Recalculate all of the sheet.
RM      Recalculate manually only until R command given
RAF     Recalculate sheet, without constant recalculation
K               Drop into Calc program straight. *E returns to sheet
X               Exit to operating system.
V               Redraw screen with normal formats
VF              Redraw screen showing all formulas
VM              Dont redraw screen until a V or VF is given
ZA              Zero whole sheet
ZE V1:V2        Zero variables in a row or column in range from
                        cell V1 to cell V2 (V1,V2 = names of cells)
@filespec       Read filespec and execute commands as though
                typed in.
PD              Put out current Display sheet (Formulas)
PP              Put out current Physical sheet (Formulas,
PDN             Put out current Display sheet (Numbers)
PPN             Put out current Physical sheet (Numbers)
W               Write screen to hardcopy file.





HELP 4 - Cursor Motion and Positioning
L variable-name         Position cursor at variable-name
M1, M2, M3, M4  Move Up, Down, Left, or Right after an Enter
		(but not immediately)
1 or Uparrow              (Move up)
2 or Downarrow            (Move down)
3 or Left arrow           (Move left)
4 or Right arrow          (Move right)
OA variable     Reset origin of display to variable
OR variable     Reset display down and right to start with variable,
                changing only region down and right of cursor
DL V1:V2 Rn:m   point at display coordinates (n,m) (col,row)
                and, going left to right along a Row, copy in
                variables V1 through V2 (actually, point those
                display sheet cells at variables V1 thru V2).
DL V1:V2 Cn:m   point at display coordinates (n,m) (col,row)
                and, going top to bottom along a Column, copy in
                variables V1 through V2 (actually, point those
                display sheet cells at variables V1 thru V2).
DF V1:V2 [format]       Set display format of range V1:V2 to format
                        (format A means display formula.)



HELP 5 - Cell Copy
CA V1:V2 V3:V4          Copy all cell attributes from V1:V2
                        to V3:V4.
CV V1:V2 V3:V4          Copy numeric values only
CD V1:V2 V3:V4          Copy Display Formats only
CF V1:V2 V3:V4          Copy Formulas only (no relocation)
CR V1:V2 V3:V4          Copy all cell attributes as in CA but
                        relocate cell names to new location
                        from old one. Only relocate names right
                        of or below the cursor or on same row/col
                        with cursor (cells above or left of cursor
                        are NOT relocated).
   If V2 is missing, V1 is replicated to V3:V4 range.











HELP 6 - Add/Subtract Absolute Rows/Cols
AA number R     Add "number" rows ahead of the current
                physical position, moving all cells below
                the current cell down by "number" rows and
                losing the physical sheet`s bottom "number"
                rows` contents, NOT adjusting variable references
                where the variables are in the moved range
                and are not the position independent (P## or D##
                forms) type.
AA number C     Add "number" columns ahead of the current
                physical position, moving all cells right of
                the current cell right by "number" columns and
                losing the physical sheet`s bottom "number"
                columns` contents, NOT adjusting variable references
                where the variables are in the moved range
                and are not the position independent (P## or D##
                forms) type.







HELP 7 - Add/Subtract Relocting, Rows or Cols.
AR number R     Add "number" rows ahead of the current
                physical position, moving all cells below
                the current cell down by "number" rows and
                losing the physical sheet`s bottom "number"
                rows` contents, adjusting variable references
                where the variables are in the moved range
                and are not the position independent (P## or D##
                forms) type.
AR number C     Add "number" columns ahead of the current
                physical position, moving all cells right of
                the current cell right by "number" columns and
                losing the physical sheet`s bottom "number"
                columns` contents, adjusting variable references
                where the variables are in the moved range
                and are not the position independent (P## or D##
                forms) type.





HELP 8 - Change Display Size, Col Size, Load Data
DW N,M          Set column N on display to be M characters wide
DB n,m          Set number of columns displayed on screen
                        to n, number of rows displayed to m.
GD              Reload sheet down/right onto display coords.
GP              Reload sheet down/right onto physical coords.
<               Rewind the current Portacalc input file
* any text      Comment. (For command files.)
Hn       Display a screen of help. n may be 0 to 9, default 0.
F filename/nnnn         Read filename, skipping nnnn lines
                        if the "/nnnn" is there, and load
                        contents onto the currently displayed
                        screen, broken into columns as the
                        current screen is set up.









	PortaCalc Keypad Standard Keys
+----------------+--------------+-------------------+---------------+
|PF1             |PF2           |PF3                |PF4            |
|  Wide Screen   |   HELP       |  Narrow Screen    |  Recalculate  |
+-------------------------------------------------------------------+
|7 Origin Absol: |8     ^       |9                  |-              |
| Set Upper Left |  Scroll Up   |  Save Sheet       |  Set Enter    |
| display to Loc |              |                   | Direction     |
+-------------------------------------------------------------------+
|4               |5             |6                  |,              |
| <<   Scroll    |  Move to     |  Scroll       >>  |  Insert/Delete|
|      Left      |    Loc       |   Right           |  Rows/Cols    |
+-------------------------------------------------------------------+ 
|1               |2             |3  Origin Rel:     |E              |
| Restore Sheet  | Scroll Down  | Set display down, |N   Enter Mode |
|                |      v       | right of cursor   |T   (Exit to   |
+---------------------------------------------------|E   command    |
|0                              |.                  |R   mode with  |
|  Copy Range of Cells          |  Print screen     |    \ char.)   |
+----------------+--------------+-------------------+---------------+
      X   eXit from sheet        XD   eXit and Delete workfile
