Lubuntu/manual
11
3
Fork 1
Code Issues Pull Requests Releases Activity

Add sums and product section to Qalculate!

Browse Source
This commit is contained in:
Lyn Perrine 2025-03-10 19:38:09 -07:00
parent 07fb1e9c22
commit e344782224
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
source/2/2.4/2.4.3/Qalculate.rst
View File

@ -52,6 +52,11 @@ Combinatorics
-------------
to take take a factorial of an integer type :kbd:`x!` after it or left click the :guilabel:`!` button. To take the number of permutations right click on the :guilabel:`x!` or type :kbd:`perm()`. To take the number of combinations fo something middle click on :guilabel:`x!` or type :kbd:`comb()`.
Summation/Products
------------------
To take a sum of several numbers left click the :guilabel:`Σ` button, type :kbd:`Σ()`, or type :kbd:`sum()`. To take the product of several things right click the :guilabel:`Σ` button, type :kbd:`Π()`, or type :kbd:`product()`.
Saving Variables
----------------
To save a new variable in Qalculate! press :kbd:`Control +S` or left click the :guilabel:`floppy disk` icon and a window will popup. Type a name for your variable in the :guilabel:`Name` field. The :guilabel:`Required` tab is for required fields for your variable. Type what you want your variable to be equal too in the :guilabel:`Value` field. To add additional description to your variable use the :guilabel:`Description` tab. Choose which category to put this variable in in :guilabel:`Category`. To give a descriptive name to your variable type that in :guilabel:`Descriptive name`. To toggle hiding a variable check/uncheck the :guilabel:`Hide variable` checkbox. To add more description to your variable type that in the :guilabel:`Description` field.