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™ ‚í Enter a comma
³ ‚@@PYR@@ Enter name of variable PYR
™ ‚í Enter a comma
³ ‚@@FV@@. Enter name of variable FV
` Execute PURGE command
The following two screen shots show the PURGE command for purging all the
variables in the directory, and the result after executing the command.
In RPN mode, the command is executed by using:
J „ä Prepare a list of variables to be purged
@@@n@@ Enter name of variable N
@I©YR@ Enter name of variable I%YR
@@PV@@ Enter name of variable PV
@@PMT@@ Enter name of variable PMT
@@PYR@@ Enter name of variable PYR
@@FV@@ Enter name of variable FV
` Enter list of variables in stack
I@PURGE Purge variables in list
Before the command PURGE is entered, the RPN stack will look like this:
Solving equations with one unknown through NUM.SLV
The calculator's NUM.SLV menu provides item 1. Solve equation.. solve different
types of equations in a single variable, including non-linear algebraic and
transcendental equations. For example, let's solve the equation: e
x
-sin(
π
x/3) =
0.
Simply enter the expression as an algebraic object and store it into variable
EQ. The required keystrokes in ALG mode are the following: