Maths Blogs
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Sequencing: Processing n-jobs through 2 machines Consider n jobs (say 1,2, …n) to be processed on two machines A and B, in the order AB.
When we apply any of the following operation on a matrix, then it is called an elementary transformation.
The determinant of a matrix is a number that associated with the square matrix. This number may be positive, negative or zero.
Moments are the statistical tools used to describe the characteristics of a distribution. moments are the arithmetic means of first, second, third and fourth.
If u and v are functions of the two independent variables x and y , then the determinant, is known as the jacobian of u and v with respect to x and y.
When a quantity has magnitude as well as direction is called a vector.
The differential equations having function of the same degree are said to be homogeneous differential equations.
The concept of probability distribution gives the idea about the probabilities of any random experiment.
When one task is to be assigned to one person in such a way that the total person hours are minimized, then this kind of problem is known as assignment problem.
Comparison test, which is also known as limit comparison test. we use this method to test the convergence of an infinite series.
If the change in one variable affects a change in other variable, then these two variables are said to be correlated.
Sample space: Set of all possible outcomes of a random experiment is known as sample space and we denote it by S, and the