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Topic: Accessible problems
Replies: 5   Last Post: Apr 27, 1995 9:09 PM

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Ted Alper

Posts: 51
Registered: 12/6/04
Re: Accessible problems
Posted: Apr 27, 1995 9:09 PM
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Ed Wall asks:
> Are there any more accessible, easily
>stated, unproven mathematical statements or are those days over?

MathPro Press maintains an archive of such problems on the Web:
Start from
and look under "Puzzle Junction" for Unsolved Problems.
(Or go directly to

They include nice statements of the problems, along with some

Examples include Catalan's Conjecture (that 8=2^3 and 9=3^2 are the
only consecutive integers both of which are perfect powers)

and the problem about the existence of a rectangular prism all of whose
sides and diagonals are integers.

Ted Alper

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