Knowledge base dedicated to Linux and applied mathematics.
strace is a utility that can trace system calls. How to use strace for debugging applications or executables ? Read More »
How to define horizontal and vertical curly braces ? Answer is here !!! Read More »
Chebyshev polynomials are a useful and important tool in the field of interpolation. Indeed, in order to minimize the error in Lagrange (...) Read More »
Latex how to write underscore Read More »
I will study here the Conjugate Gradient Method. This numerical method allows you to solve linear systems whose matrix is symmetric and positive (...) Read More »
In this section, we shall study the polynomial interpolation in the form of Newton. Given a sequence of (n+1) data points and a function f, the (...) Read More »
How to define horizontal, vertical and diagonal dots \ldots,\cdots,\vdots and \ddots Read More »
Here are few examples to write quickly matrices. Read More »
Branching subversion howto. Creating the branch Merge with the trunk Back to the trunk Delete your branch Read More »
Fixed point method allows us to solve non linear equations. We build an iterative method, using a sequence wich converges to a fixed point of g, (...) Read More »
Newton’s method or Newton-Raphson method is an iterative numerical method used to solve f(x)=0 type equations. It relies on the fixed-point method (...) Read More »
Latex how to hide page number ? Latex disable numbering pages ? Read More »
How to write Latex piecewise function with left operator or cases environment. Read More »
How to write Latex absolute value ? How to write Latex absolute value for frac? How to write Latex absolute value for sum? \lvert and (...) Read More »
How to write LateX Derivatives, Limits, Sums, Products and Integrals ? Read More »
How to write latex overset and underset: \overset \underset Read More »
The binomial coefficient can be interpreted as the number of ways to choose k elements from an n-element set. How to write it in Latex (...) Read More »