Generating Converging Whole Numbers for (2x+3y)/(x+y) = e

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In summary, to generate a sequence of whole numbers x and y that converge upon the equality (2x+3y)/(x+y) = e, we can find a sequence of rationals that converges to (e-3)/(2-e). This can be achieved by setting y = 1, 10, 100, 1000, 10000, ... and making the obvious choice for x. Another approach is to use continued fractions for x/y = (e-3)/(2-e).
  • #1
Loren Booda
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How can one generate the sequence of whole numbers x and y which converge upon the equality

(2x+3y)/(x+y) = e

?
 
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(2x+3y)/(x+y) = e gives x/y = (e-3)/(2-e), so it suffices to find a sequence of rationals which converges to (e-3)/(2-e). If the decimal expansion of (e-3)/(2-e) is given, then we can just set y = 1, 10, 100, 1000, 10000, ... and make the obvious choice for x.
 
  • #3
AKG said:
(2x+3y)/(x+y) = e gives x/y = (e-3)/(2-e), so it suffices to find a sequence of rationals which converges to (e-3)/(2-e). If the decimal expansion of (e-3)/(2-e) is given, then we can just set y = 1, 10, 100, 1000, 10000, ... and make the obvious choice for x.

Same as above- except use continued fractions for x/y=(e-3)/(2-e)
 

FAQ: Generating Converging Whole Numbers for (2x+3y)/(x+y) = e

What is the purpose of generating converging whole numbers for (2x+3y)/(x+y) = e?

The purpose of generating converging whole numbers for this equation is to find a numerical solution for the value of e. The equation cannot be solved algebraically, so we use a numerical approach to find a value that is close to the actual value of e.

How do you generate converging whole numbers for (2x+3y)/(x+y) = e?

To generate converging whole numbers, we start with two initial values for x and y, and then gradually increase them while keeping the ratio (2x+3y)/(x+y) constant. As the values get closer to the actual value of e, the ratio should also get closer to e.

Why do we use whole numbers instead of decimals or fractions?

We use whole numbers because they are easier to work with and can be manipulated without losing precision. Decimal numbers can quickly become unwieldy and fractions can lead to rounding errors, so using whole numbers allows for a more accurate and efficient approach to finding a solution for e.

What are the benefits of using this method to find a value for e?

Using this method allows us to find a value for e that is as accurate as we need it to be. It also allows us to understand the concept of limit and how the value of e can be approximated by increasing the number of converging whole numbers. This method is also useful for solving other equations that cannot be solved algebraically.

Are there any limitations to using this method?

One limitation of this method is that it can be time-consuming if the desired level of accuracy is very high. It also relies on the initial values chosen for x and y, so if they are not chosen carefully, the results may not be accurate. Additionally, this method may not work for all equations and may require some modifications for different types of equations.

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