Forum: Puzzles
2004-08-30, 06:06
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Replies: 7
Views: 2,395
It is true that with Wacky's method Lars won't...
It is true that with Wacky's method Lars won't know exactly what either lady weighs, but he will know what they weigh together, and a glance at their figures will let him make a good guess as to how...
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Forum: Puzzles
2004-08-30, 05:58
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Replies: 5
Views: 1,331
I agree ...
The object is REALLY TRUE...
I agree ...
The object is REALLY TRUE with probability 1/N, and REALLY FALSE with probability (N-1)/N. If it is REALLY TRUE (1/N) and I do not make a mistake ((N-1)/N), then I observe a TRUE...
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Forum: Puzzles
2003-09-02, 22:55
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Replies: 34
Views: 2,625
But nobody has mentioned ...
... the length of the cow's neck. Or more precisely, the distance between where the chain attaches to the cow and the spot where grass enters the cow's face. It seems to me that if you are giving...
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Forum: Puzzles
2003-07-27, 06:46
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Replies: 6
Views: 2,017
Found another construction on the web
I found a page (http://www.mfdabbs.pwp.blueyonder.co.uk/Maths_Pages/SketchPad_Files/Circles/Circles.html) which has a Geometer's Sketchpad rendering of the construction. I think it proves it.
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Forum: Puzzles
2003-07-25, 04:13
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Replies: 9
Views: 1,008
By definition.
Positive numbers are those that are greater than zero.
Negative numbers are those that are less than zero.
Zero is the additive identity element.
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Forum: Puzzles
2003-07-20, 02:13
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Replies: 6
Views: 2,017
Solved it ... sort of
[I deleted the mess about GRACE because I found a better program (http://math.exeter.edu/rparris).]
I believe I have demonstrated it, although I wouldn't call it a proof exactly.
I have a...
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Forum: Puzzles
2003-07-17, 20:38
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Replies: 7
Views: 2,188
Oh, geez. It's a word rule.
1
"one one" -...
Oh, geez. It's a word rule.
1
"one one" - 11
"two ones" - 21
"one two, one one" - 1211
"one one, one two, two ones" - 111221
"three ones, two twos, one one" - 312211
etc. ... meaning I...
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Forum: Puzzles
2003-07-17, 20:36
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Replies: 7
Views: 2,188
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Forum: Puzzles
2003-07-16, 13:30
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Replies: 6
Views: 2,017
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Forum: Puzzles
2003-07-15, 21:21
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Replies: 3
Views: 2,937
But then ...
I guess there's still no way that either One or Two can know what Two is wearing, or that anyone can know what Three is wearing?
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