Re: kcalc math bug?
On Fri, Mar 29, 2002 at 21:56:58 -0800, Craig Dickson wrote:
> Well, let's see. I have two cheap calculators right here, one a nearly
> 20-year old Casio FX-115 scientific calculator, and the other a fairly
> new Texas Instruments TI-1795SV (four-function with memory). Both are
> infix, not RPN.
>
> Casio: 1+2*3=7
> TI: 1+2*3=9
>
> I suspect that "scientific" vs. "four-function" is the distinction here.
No, I've already seen 4-operation calculators that followed the
precedence rules.
> The scientific calculator has parenthesis buttons to facilitate entering
> complex expressions, while the four-function does not.
In fact, you don't need parentheses for sumple expressions like the
above one:
1+2*3= gives 7
1+2=*3= gives 9
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