View Poll Results: does 1=0.999... ? | |||
yes | 19 | 29.69% | |
no | 45 | 70.31% | |
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02-14-2008, 01:10 PM | #67 | |
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02-14-2008, 01:12 PM | #68 |
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If I recall the shit I've been trying so hard to forget, 0.999... is asymptotic (spelling?) to 1, but never equal.
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02-14-2008, 01:18 PM | #69 |
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Those are entirely independent, so I'm not sure what you meant...
x = infinity 1 = 0 They can both be true*, but from the information you gave I don't see how one being true results in the other being true. (I'm not saying I believe either of the statements are correct. I'm just assuming you're giving us two true statements. Hopefully you understand what I mean!) * I don't think it would be correct to say "x" equals infinity. You'd have to use the correct symbol, which would be ∞. I could be wrong, of course.
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02-14-2008, 04:52 PM | #70 | |
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02-14-2008, 05:48 PM | #71 |
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A proof again means nothing.. You can find ones that prove all cars are white, all cats are dogs money is the root of all evil, women are the root of all evil ect..
The problem with the .999... in a proof is you are defining .999... which in theory has no end, so you are making it end by adding a 1 to it somewhere. Its a debated topic. Its like the old saying if a fish is wet its entire life does it know what it feels like to be wet? |
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02-14-2008, 06:10 PM | #72 | |
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Again: 1/3 = 0.333... 3/3 = 1 But that doesn't make any sense. If 1/3 = 0.333... then wouldn't tripling it equal 0.999...? Yes it would. Simple math shows that. The product 0.333... and 3 is 0.999... Thus 3/3 can obviously be interpreted as 0.999..., or 1. I'm not adding, removing, or rounding anything. The fraction 1/3 is equal to 0.333..., so why wouldn't the fraction 3/3 be equal to 0.999...? It makes perfect sense. Also as stated before (more than once): Two real numbers are considered identical if (and ONLY if) their difference is equal to zero. Given and positive value, the difference between 0.999... and 1 is less than this value (proved using closed intervals and triangle inequalities). Thus showing that they are both identical in value, thus being equal. This is just ONE of the numerous ways to prove that 0.999... does in fact equal 1. Edit: The fish thing: yes, a fish does know what it feels like to be wet. Just like we know what it feels like to be humans. This has nothing to do with what we're talking about. Can they understand what, why, and how? Can they understand what it feels like to be dry? Do fish "understand" things the way we do? There are a lot of questions to be asked, but it doesn't really matter in this situation. In a new thread, maybe it would.
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Last edited by Kilockel; 02-14-2008 at 06:16 PM.. Reason: Edited for fish. |
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02-14-2008, 06:25 PM | #73 |
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02-15-2008, 05:16 AM | #75 |
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Did you read ANY of the posts in this thread?
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02-15-2008, 02:05 PM | #76 | |
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02-15-2008, 02:29 PM | #77 | |
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And proofs can be wrong.. Science is based on theories but it doesnt mean they are right.. I cant tell you how many times the atomic model has changed since I have been in school. |
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02-15-2008, 02:31 PM | #78 | |
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Okay, if 1/3 doesn't equal 0.333..., what does it equal? 0.333... is the closest possible answer.
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02-15-2008, 03:22 PM | #79 |
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1/3 is a finitie expression. 0.333... is an infinite expression. Or, 1/3 is a rational expression, 0.333... is an irrational expression. Not equal.
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02-15-2008, 03:28 PM | #80 | |
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Also note that I stated it was the closest possible answer, as far as I know.
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02-15-2008, 04:46 PM | #81 |
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A lot* of people are saying I'm wrong in stating that 1/3 = 0.333... but not one, as far as I am aware, has given me an alternate answer.
That's saying something, in my eyes. *Okay, maybe just a few.
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02-15-2008, 09:38 PM | #82 | |
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non-terminating repeating decimals are rational 0.333... is rational 0.333... is the decimal representation of the fraction 1/3 so they are equal non-terminating non-repeating decimals are the the ones that are irrational ie. pi |
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02-15-2008, 09:52 PM | #83 |
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i'll give you a cookie if you can find me a valid argument containing true premises for any of the examples you've stated.
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02-16-2008, 10:39 AM | #85 | |
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You think its false? Give me a proof. how about this, 2/2 = 1, 4/4 = 1, why is 3/3 different? |
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