Terminates the definition of a data set.

Terminates the definition of a group.

Starts the definition of a group.
It is possible to build a hierarchy of groups by bracketing calls to GroupBegin and GroupEnd.

Sets the format of the labels of the current x- or y- axis.
ax=xAxis or yAxis.
i=number format, -1=auto, 0=decimal,1=exponential, any other number is used as a fixed exponent.
decs=number of digits after the decimal point.

Returns the x- and y-coordinates of the Preview window marker with the given index.

Returns the y-coordinate of the Preview window marker with the given index.

Returns the x-coordinate of the Preview window marker with the given index.

Returns true if the given keyboard key is currently held down. key=(optionKey, commandKey, shiftKey, controlKey)

Returns true if the mouse button is currently held down.

Closes the given text file and redirects the output of 'Write' and 'Writeln' to the Results window.

Redirects the output from 'Write' and 'Writeln'to the given file (ID=fileID) or to the Results window (ID=0).

Creates a text file to which you can write with 'Write' and 'Writeln'.
Returns the file ID.
Call 'WriteToTextFile' to redirect the output of 'Write' and 'Writeln' to this file.

Sets the text displayed in pro Fit's progress window during lengthy operations. Accepts six strings as parameters. The six strings are positioned in a 3x2 arrangement.

Sets the title displayed in pro Fit's progress window during lengthy operations.

Lets your hardware read the given text aloud.

An array for storing global values common to all functions and programs.
0<=i<100.

Returns the coordinates of the last clicked point within the current drawing window.

Disables redrawing of the data window while your program is running.
This will make your program faster.

Converts a number to a text, and draws it at the current drawing postion.
decs=number of digits after the decimal point.
angle=rotation angle, 0,90,180,270 degrees.
Set center=true to center the text on the current drawing position.

Draws the given text at the current drawing position.
angle=rotation angle, 0,90,180,270 degrees.
Set center=true to center the text on the current drawing position.

Draws a line with the given length, starting from the current coordinates.

Adds (dx,dy) to the current coordinates.

Terminates a curve definition.

Starts the definition of a new curve in the current graph.
The curve name you pass to this procedure is used in the legend.

Sets the error bar style for the next data set created using 'OpenDataSet'.
Cl,Ct,Lt = cap length, cap thickness, and line thickness in pts.
Use Cl=-1 for default length, Cl=-1 to draw error boxes.

Sets the filling style for the next curve created using 'OpenCurve'.
ax = xAxis or yAxis.
i=axis index.

Sets the text drawing style.
The first parameter is the name of the font.
size=text size in pts, 3..48.
style=text style, a sum of the constants bold, italic, underline, outline, shadow, condense, extend.

Sets the background data point style (see 'SetDataPointStyle'.)

Sets the foreground data point style.
i=data point index, -8..17 (0=pixel, 1..13=row in style menu, 14..17=composite styles, -1..-8=custom point styles.
size=size in pts, 2..128.
thick=line thickness, 0.25, 0.5 or 1.0 pts.

Sets the arrow style.
pos=position of the arrow on its line, 1..3 (1=start, 2=end, 3=both sides).
i=arrow index, 0..12 (0=no arrow).
size=size in pts, 1..128.

Sets the line color.
R,G,B are the color components, 0..65535.

Sets the line style.
thick=thickness in points, 0<thick<=50. i=dash pattern index, 1..12.

Sets the fill color.
R,G,B are the color components, 0..65535.

Sets the fill pattern.
i=fill pattern index, 0..39 (0=no pattern, 1=white).

Draws a data point symbol at the coordinate (x,y).

Draws an oval.

Draws a rectangle.

Draws a single line starting at (x1,y1) and ending at (x2,y2).

Terminates the definition of a polygon.

Starts the definition of a polygon.
smooth= smoothing type, 0..2 (0=not smoothed). Set closed=true for closed polygons.
Define the polygon using move,moveto,line,lineto.

Draws a line to the given coordinate.

Moves the pen to the given coordinates.

Sets the default position and size used for a new graph created by 'CreateNewGraph'.

Declaration of the predefined procedure 'Last'.

Declaration of the predefined procedure 'Initialize'.

Same as 'write', but a new line is started after the text is written to the results window.

Draws a data point at the coordinate (x,y).

Same as 'Write', but starts a new line after writing the given text.

Writes text and numbers to the Results window or to a text file. Write accepts strings and numbers as parameters. Example:
Write('the value of x is ',x,' Watts');

Produces an alert sound.

Sets the title of the dialog box that is invoked with the next call to 'Input'.

Displays a dialog box to read in up to 6 values. If a var parameter is preceded by a name that starts with '$C'/'$W', a column/window menu is created. Use '$P..$' for a custom menu, '$X' for a check box. Example:
Input('$CColumn',c,'Time', t);

Displays an alert box with the given text.

Displays an alert box with the given text, and a 'yes' and 'no' button. Returns true if 'yes' was clicked and 'false' if 'no' was clicked.

Return value for the predefined function 'Check'.
Set Check=update to indicate that the new value of parameter number 'pNumber' is to be accepted and the parameter window must be redrawn.
Use 'update' if you change other parameters in 'Check'.

Return value for the predefined function 'Check'.
Set Check=bad to indicate that the new value of parameter number 'pNumber' is not to be accepted.

Parameter fitting mode.
Set mode[i]=constant to indicate that parameter i cannot be fitted.

Parameter fitting mode.
Set mode[i]=inactive to indicate that parameter i is not fitted by default.

Logical constant. false=0.

Square root.
Sqrt(Sqr(r))=Abs(r).

Exponential function (base 10).

Exponential function (base e).

The fitting mode of parameter.
i is the parameter index.
mode[i]=active, inactive, constant.
Can be set by the predefined function 'Check'

The partial derivative of a user-defined function with respect to its parameter a[i].
Must be set in the predefined procedure 'Derivatives'.

A parameter of a user-defined function.
i is the parameter index.

The return value of a  user-defined function.
y = f(x) is the function value at x.

Returns a random number.

Rounds its argument to the next integer value.