Month: September 2020

Fortran program for dot product of three vectors or scalar triple product

Scalar Product of three vectors: Scalar Product or dot product of three vectors is also known as Scalar Triple product and is defined by: And = = To find scalar triple product, first we will find the cross product between two vectors and then do dot product of that result with remaining vector. Program to …

Fortran Program for transpose of matrix and check whether it is symmetric or not

Symmetric Matrix : Any square matrix is said to be symmetric if its transpose is equal to its matrix itself. let A be the square matrix of 3X3 order and AT be its transpose matrix, then the condition for matrix to be symmetric is: AT = A If that condition is failed, then the matrix …

2 Factor Authentication or 2 FA | Do we need it?

You might have heard about 2FA (2 Factor Authentication) somewhere and you might be wondering what it does and what its use. Many people have a question about it. Do we really need it? Does it really secure our online accounts? Well, don’t worry for now. You will get all these answers as you go …