HOW TO INSTALL A LIBRARY ?

If you want to install the library :

• Load the variable into your HP48 .
• Press on the variable : "Library XXXX.." should appear on the stack .
• Then purge the variable .
• Type 0 (not the letter O, but the number 0), ENTER, and STO .
• Turn the HP48 off .
• Turn it on .
• Press green shift and LIBRARY .
• Now you can use the library .

And if you want to delete the library :

• Type :0:XXXX, where XXXX is the number of the library .
• Duplicate it .
• Type DETACH, and type ENTER .
• Type PURGE, and ENTER .