# Math-Linux.com

Knowledge base dedicated to Linux and applied mathematics.

# Most recent articles

### Derivative of cos x

17 January, by

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

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

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

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

### Latex empty set

13 December 2020, by

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

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

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

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

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

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 »

6 December 2020, by

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

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

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

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

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

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

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

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

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

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