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Sunday 23 September 2012

bug in windows calculator

Many people think that this is a bug in windows calculator. This is really amazing for a layman. Just write 9 in calculator, then press the square root button and then subtract 3 from it. As per our calculation it should give zero. But it does not give. It gives some fractional value.




Do you also think it is a bug ? If it is so, then change your mind. After reading in many blogs and forums I concluded that this is not a bug. Actually according to the scope of calculator the square root of 9 is not exactly 3 rather it is nearly equal to 3. However if you will calculate Sqrt(9)+3 you will never get fractional values it is because if the answer is coming greater than zero, it does not show you the fractional part which is almost negligible. But if the answer is coming to be zero then it shows you the fractional part although it is negligible.



1 comments:

The square root of 4 is 2, not a number near two. It is a bug. While some may say, that's how computers handle it. The number it displays is two, it should keep the number two in the register not a number close to what it had in the register.
(4^.5 - 2)*10^38 = 1.0605907030850721689734498566293 is incorrect, the answer is zero. It is 'calculator.exe,' not 'request the users do calculations to fix my errors.exe'
Wolframs Alpha comes back with zero, google comes back with zero, other programs come back with zero. Because the answer is zero. It's a bug and nothing but.

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