The VARS() command will list the variables to which you have assigned values or assumptions. If you begin by entering
and
then
will return
The purge command will clear the values and
assumptions you make on variables. To clear the values and
assumptions on a, for example, you can enter
Input:
For TI compatibility, you can also enter
Input:
and for Python compatibility, you can also enter Output:
To clear the values and assumptions you have made on all variables you can use the
or
command. The command rm_a_z will clear the values and
assumptions of the variables with single lowercase letter names. If
you have variables names A,B,a,b,myvar, then after
Input:
you will only have the variables named A,B,myvar.