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  1. Integral - Wikipedia

    In mathematics, an integral is the continuous analog of a sum, and is used to calculate areas, volumes, and their generalizations. Integration, the process of computing an integral, is one of the two …

  2. Calculus I - Definition of the Definite Integral

    Nov 16, 2022 · In this section we will formally define the definite integral and give many of the properties of definite integrals. Let’s start off with the definition of a definite integral.

  3. INTEGRAL Definition & Meaning - Merriam-Webster

    The meaning of INTEGRAL is essential to completeness : constituent. How to use integral in a sentence.

  4. Integral | Definition, Symbol, & Facts | Britannica

    Nov 20, 2025 · An integral in mathematics is either a numerical value equal to the area under the graph of a function for some interval or a new function, the derivative of which is the original function …

  5. Integrals - GeeksforGeeks

    Dec 1, 2025 · An integral is a way to add up very tiny pieces to find the total of something. It is used to answer questions like: How much area is under a curve? How far has something travelled if its speed …

  6. Definite Integrals - Math is Fun

    After the Integral Symbol we put the function we want to find the integral of (called the Integrand). And then finish with dx to mean the slices go in the x direction (and approach zero in width). A Definite …

  7. Integral - Math.net

    In calculus, an integral is a mathematical object that corresponds to summing infinitesimal data that may describe concepts such as displacement, area, and volume. The process of computing an integral is …

  8. Definition of the Definite Integral

    In this section we will formally define the definite integral and give many of the properties of definite integrals. Initially what we're going to do is introduce some notation to refer to the areas that we were …

  9. Definite Integrals - University of Texas at Austin

    We saw previously that the area under a curve is a limit of a sum. In general, such a limit is called a definite integral. Here is the formal definition.

  10. Integral - Encyclopedia of Mathematics

    Feb 14, 2020 · The two problems indicated above lead to two forms of the integral, the indefinite and the definite integral. The study of the properties and calculation of these interrelated forms of the integral …