Is there a solution to $x^2+y^2=1992$ for positive integers $x$ and $y$?

In summary, "no positive integer solution" means that there are no whole number solutions that satisfy the given conditions in a problem or equation. It is important to specify "positive integer" solutions because it narrows down the search for solutions and makes the problem more specific. An equation can have no positive integer solution but still have other solutions, such as complex solutions. Proving that a problem has no positive integer solution typically involves logical reasoning and mathematical techniques. It is possible for a problem to have no positive integer solution but still have a real solution, as real numbers include both positive and negative integers, as well as fractions and irrational numbers.
  • #1
Albert1
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$x^2+y^2=1992---(A)$
pove $(A)$ has no positive integer solution
 
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  • #2
Albert said:
$x^2+y^2=1992---(A)$
pove $(A)$ has no positive integer solution

repeat question http://mathhelpboards.com/challenge-questions-puzzles-28/prove-x-y-1992-no-solution-13109.html?highlight=1992
 

FAQ: Is there a solution to $x^2+y^2=1992$ for positive integers $x$ and $y$?

What does "no positive integer solution" mean?

When a problem or equation is stated to have "no positive integer solution," it means that there are no whole number solutions that satisfy the given conditions. In other words, there are no integers (positive whole numbers) that can be substituted into the equation to make it true.

Why is it important to specify "positive integer" solutions?

Specifying "positive integer" solutions is important because it narrows down the search for solutions and makes the problem more specific. Without this specification, there could be an infinite number of solutions, including negative integers and non-integer values, which can make the problem more complex.

Can an equation have no positive integer solution but still have other solutions?

Yes, an equation can have no positive integer solution but still have other solutions. For example, the equation x^2 + 1 = 0 has no positive integer solution, but it does have complex solutions. This is because not all equations and problems have easily identifiable solutions, and some may require the use of more advanced mathematical concepts.

How can you prove that a problem has no positive integer solution?

Proving that a problem has no positive integer solution typically involves using logical reasoning and mathematical techniques. One approach is to assume that a positive integer solution exists and then show that it leads to a contradiction or inconsistency. Another approach is to use mathematical theorems or properties to show that a positive integer solution is impossible.

Is it possible for a problem to have no positive integer solution but still have a real solution?

Yes, it is possible for a problem to have no positive integer solution but still have a real solution. Real numbers include both positive and negative integers, as well as fractions and irrational numbers. So, a problem may have no positive integer solution, but it could still have a real solution involving non-integer values.

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