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Add X varible, style, and smoothing to Qalcculate

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Lyn Perrine 2025-02-27 20:45:50 -08:00
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source/2/2.4/2.4.3/Qalculate.rst
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@ -27,7 +27,7 @@ To have a large list of many different units you can open by pressing :kbd:`cont
Qalculate also does many operations with fractions. To input 1/2 into something you can middle click on the :guilabel:`2` button. Similarly to input 1/3 middle click on :guilabel:`3` and for 1/4 middle click on :guilabel:`4` and so on. Qalculate will also simplify fractions if you type them in so if you type in 4/16 Qalculate! will reduce it to 1/4 and then also provide a decimal answer with a :guilabel:`=` sign for an exact value or an :guilabel:`≈` for an approximate solution if not exact. Qalculate! will also let you add, subtract, multiply, divide, or more advanced fractions with fractions and still show the result as fractions.
To plot functions in Qalculate! press :kbd:`Control + P` or left click on the :guilabel:`graph` button. The :guilabel:`Data` tab will have info on what you want values to plot. To give your name to a function to plot enter that in the :guilabel:`Title` field. Type what you want to plot in the :guilabel:`Expression` field. To add another function to be plotted left click the :guilabel:`Add` button. To have the plot redrawn with your changes left click the :guilabel:`Apply` button. To remove something you want to plot left click the :guilabel:`Remove` button. On the bottom of this window is a list of everything you have to plot. The title of what you are plotting is listed in the :guilabel:`Title` column. The formula for what you are plotting is in the :guilabel:`Expression` column.
To plot functions in Qalculate! press :kbd:`Control + P` or left click on the :guilabel:`graph` button. The :guilabel:`Data` tab will have info on what you want values to plot. To give your name to a function to plot enter that in the :guilabel:`Title` field. Type what you want to plot in the :guilabel:`Expression` field. To change what each varible is called change the :guilabel:`X variable` field. To change what style to draw the plot change the :guilabel:`Style` drop down. To change how to smooth your plot use the :guilabel:`Smoothing` drop down. To add another function to be plotted left click the :guilabel:`Add` button. To have the plot redrawn with your changes left click the :guilabel:`Apply` button. To remove something you want to plot left click the :guilabel:`Remove` button. On the bottom of this window is a list of everything you have to plot. The title of what you are plotting is listed in the :guilabel:`Title` column. The formula for what you are plotting is in the :guilabel:`Expression` column.
.. image:: qalculate-plot-result.png