>>>...although it must be said of HPs that once you get used to RPN, which >>>takes about a minute and a half, you'll never go back to any calculator >>>that has an equals button.
>>Agreed, except my last two HP's have had equals buttons. >>They just don't do what most people expect.
>[surprised emoticon here] What do they do? Move values from >one register to another?
In the HP 28/48/49 series calculators, an '=' sign is used to form an equation, which can then be manipulated in various ways. For example, you can solve for a variable, you can use it to define a function, you can plot the left and right hand sides on the same set of axes, and so on.
-- Dave Seaman firstname.lastname@example.org Amnesty International calls for new trial for Mumia Abu-Jamal