Math-Linux.com

Knowledge base dedicated to Linux and applied mathematics.

Most recent articles

Derivative of cos x

17 January, by Nadir Soualem

Derivative f’ of the function f(x)=cos x is: f’(x) = - sin x for any value of x. Read More »

Derivative of 1/x

10 January, by Nadir Soualem

The derivative f’ of the function f(x)=1/x is: f’(x) = -1/x^2 for all nonzero real numbers x Read More »

Latex normal distribution symbol

13 December 2020, by Nadir Soualem

How to write normal distribution in Latex ? Normal distribution (Gaussian distribution) is a probability distribution that is symmetric about the (...) Read More »

Find out biggest cpu/memory consuming processes with ps command

13 December 2020, by Nadir Soualem

How to Find out biggest cpu/memory consuming processes with ps command ? Read More »

Latex empty set

13 December 2020, by Nadir Soualem

How to write empty set in Latex ? Several possibilities using either the default math mode or the amssymb package. The empty set in mathematics (...) Read More »

Latex symbol if and only if / equivalence

13 December 2020, by Nadir Soualem

How to write if and only if symbol / equivalence in Latex ? In mathematics, if and only if (iff) is a biconditional logical connective between (...) Read More »

How to get dots in Latex \ldots,\cdots,\vdots and \ddots

13 December 2020, by Nadir Soualem

How to define horizontal, vertical and diagonal dots \ldots,\cdots,\vdots and \ddots Read More »

Horizontal and vertical curly Latex braces: \left\{,\right\},\underbrace{} and \overbrace{}

13 December 2020, by Nadir Soualem

How to define horizontal and vertical curly braces ? Answer is here !!! Read More »

How to write matrices in Latex ? matrix, pmatrix, bmatrix, vmatrix, Vmatrix

12 December 2020, by Nadir Soualem

How to write matrices in Latex ? matrix, pmatrix, bmatrix, vmatrix, Vmatrix. Here are few examples to write quickly (...) Read More »

Latex euro symbol

6 December 2020, by Nadir Soualem

How to write euro/€ in Latex ? We gives two methods one without package another one using eurosym package. Second should be the best (...) Read More »

Latex copyright, trademark, registered symbols

6 December 2020, by Nadir Soualem

How to write copyright in Latex ? How to write trademark in Latex ? How to write registered in Latex ? Read More »

LateX Derivatives, Limits, Sums, Products and Integrals

5 December 2020, by Nadir Soualem

How to write derivatives in LateX? How to write sums in LateX? How to write products in LateX? How to write integrals in (...) Read More »

Latex degree symbol

29 November 2020, by Nadir Soualem

How to write degree symbol in LaTex ? It exists two methodes one using circ command, another one using package siunitix. Read More »

Latex square root symbol

28 November 2020, by Nadir Soualem

How to write square root symbol in LaTex ? Read More »

Got permission denied while trying to connect to the Docker daemon socket

12 October 2020, by Nadir Soualem

You run docker run hello-word and you get permission denied while trying to connect to the Docker daemon socket ... How to fix this (...) Read More »

Derivative of sin x - proof

8 August 2020, by Nadir Soualem

Derivative f’ of the function f(x)=sinx is: f’(x) = cos x for any value of x. Read More »

Derivative of exp x, e^x - proof

2 August 2020, by Nadir Soualem

Derivative f’ of the function f(x)=exp x is: f’(x) = exp x for any value of x. Read More »

Proof of limit of lim (1+x)^(1/x)=e as x approaches 0

2 August 2020, by Nadir Soualem

How to prove that limit of lim (1+x)^(1/x)=e as x approaches 0 ? Read More »

Proof of limit of tan x / x = 1 as x approaches 0

1 August 2020, by Nadir Soualem

How to prove that limit of tan x / x = 1 as x approaches 0 ? Read More »

Proof of limit of sin x / x = 1 as x approaches 0

26 July 2020, by Nadir Soualem

How to prove that limit of sin x / x = 1 as x approaches 0 ? Read More »

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