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K~e~q`
Press J to see the newly created EQ variable:
Then, enter the SOLVE environment and select Solve equation…, by using:
‚Ï@@OK@@. The corresponding screen will be shown as:
The equation we stored in variable EQ is already loaded in the Eq field in the
SOLVE EQUATION input form. Also, a field labeled x is provided. To solve the
equation all you need to do is highlight the field in front of X: by using ˜,
and press @SOLVE@. The solution shown is X: 4.5006E-2:
Function STEQ
Function STEQ, available through the command catalog, ‚N, will store its
argument into variable EQ, e.g., in ALG mode:
In RPN mode, enter the equation between apostrophes and activate command
STEQ. Thus, function STEQ can be used as a shortcut to store an expression
into variable EQ.