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How to Find the Line of Best Fit using the Least Square Method

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The Line of Best Fit helps us find the best fitting line for a set of points(x,y). In experiments, where x and y have a linear relations...

How to Find the Roots of a Quadratic Equation

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Fomula for Roots of a Quadratic Equation Solving a quadratic equation for real and complex solutions is at the core of mathematics. Le...
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How to Interpolate a Function at a Point using Lagrange Polynomials

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The Lagrange polynomials are used to find the value of a function at a point when we know its values at some other points. Let us see how ...

How to Solve a System of Linear Equations using the Gauss-Seidal Method

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The Gauss-Seidal Method is another iterative method used to solve a system of linear equations. It is also known as the method of succe...

How to Solve a System of Linear Equations of n Variables using the Gauss Elimination Method

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Gaussian Elimination is an algorithm to solve a system of linear equations of n variables. It uses elementary operations to find the sol...

How to Find the Definite Integral of a Function Using the Trapezoidal Rule

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The trapezoidal rule is one of the easiest ways to find a definite integral. It belongs to the class of formulas called Newton-Cotes form...

How to Use the Arithmetic Assignment Statement

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There are different types of assignment statements in Fortran. The arithmetic assignment statement gets confusing especially when you see s...
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