Integral Test Calculator

The Integral Test Calculator helps users determine the convergence of series using various tests, calculate potential integrals and errors, and assess the speed of convergence.

Use Our Integral Test Calculator

Step-by-Step Guide to Using the Integral Test Calculator

Step 1: Input the Limits of the Integral

Begin by entering the Lower Limit (a) into the calculator. This input is necessary and should be a valid number representing the starting point of your integral. Then, provide the Upper Limit (b) which is also a required input and represents the ending point of your integral. Ensure both limits are correctly entered as they are crucial for accurate calculations.

Step 2: Select the Convergence Type

Next, choose the Type of Convergence Test by selecting an option from the drop-down menu. The available options are:

  • p-Test
  • Limit Comparison Test
  • Root Test
  • Ratio Test

Each test offers a different method for checking the convergence of the series or functions you are analyzing. Make sure you select the appropriate test for your specific scenario.

Step 3: Enter the p-Value (if applicable)

For those using the p-Test, you need to enter a p-Value. This input is not required unless you have chosen the p-Test. When provided, ensure it is a non-negative number since it influences the convergence result.

Step 4: Review the Results

Upon entering all necessary inputs, the calculator will automatically provide the results in the following fields:

  • Convergence Result: This field will indicate whether the series converges or diverges based on the selected test and inputs. For the p-Test, a p-value greater than 1 implies convergence.
  • Integral Value (if convergent): If the series converges, this value will be the absolute difference between the upper and lower limits, otherwise it will state “Undefined”.
  • Speed of Convergence: If convergent, this field will indicate the speed of convergence, determined by the p-value. A p-value greater than 2 is considered fast.
  • Error Estimate: This estimate is calculated if the series converges, using the formula (1 / text{upperLimit}^{(text{pValue} – 1)}). A precise estimation requires appropriate input values.

Conclusion

Using the Integral Test Calculator, you can evaluate the convergence properties of a series by accurately inputting the necessary data and selecting the appropriate test. Analyze the provided results to gain insights into the series’ behavior, including its convergence and error estimates.