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Article #6399Re: Stupid Math tricks (was Re: Zeno's Paradox)
From: Ken Smith
Date: Sat, 19 Apr 1997 00:00
Date: Sat, 19 Apr 1997 00:00
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2719 bytes
In article <3358552F.7ECA@greenms.com>, Greg d. Moore <mooregr@greenms.com> wrote: > No, but the explanation is rather simple. Your argument is wrong. There are more real values between 0 and 1 than there are integers. Proof: Imagine that you have an infinitely long page. You could write down all of the integers from 0 to infinity on it. If the number of real numbers was the same type of infinity as that of integers you could write down all of the numbers from 0.0 to 1.0 beside the integers. Lets assume that you set out to do this and write all of the numbers in decimal form. I would like to describe a new decimal number to you. Like all the others you have written it starts "0.". The first digit after the decimal point will be determine by looking at the first digit after the decimal point in the first number on your list. The second digit after the decimal point will be determined by the second digit after the decimal point in the second number on your list and so on. In each case the digit in the digit in the new number will be 1 plus the digit from the list unless that digit is "9" in which case "0" will be used. This new number is obviously a value between 0.0 and 1.0 because it starts out "0.". It's first digit is different than the first digit of the first number on the list. Its second digit is different than the second digit of the second number on the list and so on. This number therefor cannot be on the list so anny attempt to write the list of real numbers from 0.0 to 1.0 beside the list of integers can never contain all of the real numbers. -- -- kensmith@rahul.net forging knowledge
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10f3ae,685ba1a60412cd32 X-Google-Attributes: gid10f3ae,public X-Google-Thread: 102cdf,685ba1a60412cd32 X-Google-Attributes: gid102cdf,public X-Google-Thread: ffd1b,685ba1a60412cd32 X-Google-Attributes: gidffd1b,public X-Google-Thread: 10a148,685ba1a60412cd32 X-Google-Attributes: gid10a148,public X-Google-Thread: f5d40,685ba1a60412cd32 X-Google-Attributes: gidf5d40,public X-Google-Thread: 10aec3,685ba1a60412cd32 X-Google-Attributes: gid10aec3,public From: Ken Smith <kensmith@rahul.net> Subject: Re: Stupid Math tricks (was Re: Zeno's Paradox) Date: 1997/04/19 Message-ID: <5jald0$7i2@samba.rahul.net> X-Deja-AN: 235961403 References: <858944975.21700@dejanews.com> <5467xk2crt.fsf_-_@puli.cisco.com> <33581A1D.54D2@nextconnect.com> <3358552F.7ECA@greenms.com> Organization: a2i network Newsgroups: sci.space.shuttle,alt.conspiracy,alt.folklore.science,hsv.general,alt.folklore.urban,rec.models.rockets NNTP-Posting-User: kensmith