The tag has no usage guidance.

learn more… | top users | synonyms

11
votes
3answers
1k views

Generating random numbers without repetitions

How do I generate in LaTeX a list of random integers, in a given range, avoiding repetitions? The command \pgfmathrandomitem selects an item from a list, but when inserted in a loop can select twice ...
36
votes
4answers
3k views

tikz: Distribute evenly and randomly circles

I want to fill a part of a picture with more or less evenly and randomly distributed circles which should not overlap. It would be okay if circles are only partly inside the shape. The density should ...
12
votes
7answers
4k views

How to create a random math problem in LaTeX?

I want to create a math problem-solution sheet. The coefficients a, b, c must be assigned on the fly at random so the generated pdf will show a numeric quadratic equation rather than a symbolic ...
44
votes
2answers
3k views

The effect of the anonymous letter

I'm trying to create an effect as if the text is made up of letters cut from magazines and newspapers and even the same words had different style. It is necessary that each letter in the word had a ...
15
votes
3answers
945 views

How to have a real random pattern?

How to have a new recalculated random pattern? This one is the same translated everywhere. Edit I perfectly understand that the pattern is calculated once and drawn several times after. My question ...
23
votes
3answers
711 views

How do I put a die roll at the top of each page?

I was thinking about a trick I heard of in old RPG books and wondered how you would do it in LaTeX. So it used to be hard to find RPG dice in stores (That is, dice with 4, 6, 8, 10, 12 and 20 sides. ...
17
votes
2answers
830 views

Selecting random elements from a comma separated list

I would like to have a command (either user-defined, or from a package, or whatever) that has the basic form: \selectNrandom{N}{list, of, comma, separated, elements}{code to execute} which will ...
10
votes
1answer
771 views

Accessing randomly selected problems via the probsoln package

I have two datasets, each containing problems dealing with a specific topic. These problems are stored in external files (again, one file per topic) and loaded into the datasets in a random order. I ...
10
votes
1answer
2k views

Randomized coordinates in TikZ

I need to draw a number of `bacteria' in TikZ. Their coordinates and orientation needs to be random within a pre-defined scope. I have randomized the orientation successfully, but not the location of ...
10
votes
3answers
2k views

How to draw a rectangle filled with random size circular pattern?

I wish to generate a rectangle with circular features present within (to represent water particles), something like this: Which shows that the incoming radiation decreases with distance (as ...
9
votes
2answers
4k views

Defining variables in TikZ

I'm trying to define random variables - for example to draw some random points of the form (r,r) when r is a random number. I tried \def\myrandomnumber{rnd}, but that seems to give me a new random ...
42
votes
3answers
1k views

December challenge: Create an Advent Calendar

While thinking about creating an own Advent Calendar for the beloved people around me – instead of buying a boring one with chocolate in it – a thought came to my mind: "How would I draw this in ...
17
votes
2answers
681 views

Randomly assign background colour for each frame

How can a randomly picked background colour be chosen for each beamer frame? Note: This question is asked to round out the question Randomly assign color to background in the PDF whenever page is ...
17
votes
2answers
2k views

Generate random numbers with a specific font

My objective is to create a table or some form of environment as shown in the figure below. The numbers should be randomly generated every time you compile and have the font shown below. Is ...
6
votes
1answer
962 views

Generating a worksheet

My objective is to be able to generate worksheets in categories like: Laws of Indices Simultaneous Linear equations and Quadratic equations When I say generate is to generate for example 20 ...
11
votes
4answers
979 views

How to randomly shuffle a sliced image?

I have no idea to shuffle the following grids of a sliced image. How to do this in (La)TeX or PostScript level? \documentclass[pstricks,border=12pt]{standalone} \usepackage{multido} ...
6
votes
1answer
526 views

Have a new seed in pgfmath more often

I'm using pgfmath in my code since I need some randomness and I want the seed used for the randomness to be updated each time I compile. I read that pgfmath is updating the seed every minute, which is ...
11
votes
1answer
1k views

Conditional using non-integer numbers

I am trying to generate fractals using affine transformations. I need to generate a random number in the interval (0,1), and depending on the value of this random number choose a function to ...
49
votes
1answer
2k views

Toward a Stamper Package

Imagine that you want to simulate a hand stamp on every page in some large documents. It must be an imperfect print, with random page-to-page variations in ink intensity, fading, rotation and blur. ...
25
votes
2answers
639 views

Can LaTeX select a random line from another file?

Can LaTeX select a line from one file and include it in the main file? I use the exam class to make course exams. I like to include a brief quote related to the course in the footer of the last exam ...
24
votes
1answer
1k views

Watermark random location

I would like to add an artistic watermark image on every page, at a random location on each page. I am considering the eso-pic package, but am open to just about any suggestion. Does anyone have any ...
10
votes
5answers
3k views

Randomised LaTeX based multiple choice test

I would like to create a multiple choice test with LaTeX. It has the following boundary conditions: 20 questions (q) per test . 20 students (s) take the test, the order of the question should be ...
7
votes
4answers
1k views

Drawing randomly ragged lines in technical drawings

I am having issues getting started on drawing a randomly ragged line, with finite variation, between two endpoints. The random function which uses variable rnd I think can be used, for instance, ...
12
votes
2answers
1k views

How to Generate Random Variables then Use in Calculations in pdflatex

I'm basically trying to create multiple versions of a worksheet, each with different values for the variables in each question. To do this I'm defining random variables, then each time I compile the ...
10
votes
1answer
581 views

Gaussian random numbers

The Tikz manual has all sorts of different options regarding math, but the following is the first version which actually worked. Is there a better way to do this? \documentclass{article} ...
6
votes
1answer
326 views

MetaPost: Randomly variably thick curves

Overview Looking to emulate the following sinusoidal wave having random variations in both its filled and outline thickness: The wave has two parts: a variably thick filling and a variably thick ...
4
votes
2answers
444 views

Is it a convenient way to write longer program codes in LaTeX?

Before I only used ifthenelse and for loops, but not complicated data structures. I don't know what is the convenient way to write longer codes. As an example I would like to generate a random ...
14
votes
1answer
867 views

TikZ: decoration - random steps: how to get twice exactly the same shape?

I'm creating a beamer presentation, in which I use TikZ. I am making a figure, on which I would like to highlight something (using \only<> command). My figure contains an ellipse that is ...
12
votes
2answers
775 views

How to include random images?

I'd like to make LaTeX pick one image file randomly from a series of eight images, and include it. I found that ''lcg'' package can generate random numbers: \usepackage{lcg} ...
10
votes
2answers
646 views

randomize the order of text lines in a .tex file

I need to create an environment (let's call it randomizer) that randomly changes the order of its lines, which may contain any text or latex commands (assume without verifying that they don't break ...
9
votes
2answers
1k views

Automatically generated BINGO cards

I am trying to automatically generate a series of BINGO cards. So, I need a 5 x 5 table with square cells that allow text wrapping. I also want to randomly assign a word to each cell from a "bank" ...
7
votes
2answers
704 views

Arbitrary Ragged Curves for Phase Diagram in TikZ

How can one draw a good looking curved random line extending along a diagonal connecting two arbitrary nodes in TikZ? (Also, how do I add arrowheads like I would usually do, or do I have to create ...
7
votes
1answer
240 views

MetaPost: Randomly generated number, distinct from previously generated number

Overview Looking to create random page background colours where the same background colour never appears more than once in succession (i.e., red, green, blue, green, blue, red, etc. -- never red, ...
7
votes
1answer
637 views

Draw randomized tree in TikZ

I am trying to draw a randomized tree using TikZ, that is, I'm looking for a macro \randtree{NN}{x} that attaches a randomized tree of maximum depth x to a node named NN. The nodes need not be visible ...
7
votes
1answer
233 views

Random coefficients in the polynom package?

I am using the probsoln package to generate random math quizzes. For polynomial division, I can generate random integer coefficients, but I had planned on using the polynom package to auto-generate ...
6
votes
2answers
302 views

Random start of line

I would like to add a random white space at the begining of each line in a flushleft typeset paragraph. The idea is to simulate a hand-written manuscript. I thought I could do trick lineno package ...
4
votes
1answer
260 views

Randomize a section of code lines

This is similar to a previous question, but I didn't really understand the answer given. One possible use of what I'm asking is in the following code for a Matching style of question, where lines of ...
4
votes
1answer
1k views

Creating random problems by using rand option

I would like to generate random questions based on a random integer input. I have tried he code from a site online and tweaked it so that it generates more than one random problem but evidently it ...
0
votes
0answers
32 views

Include Array Elements in a Barcode

I want to use TeX for setting up many barcodes with random numbers. Therefore I generated some random numbers and stored them in a .txt file. To create the barcode, I used a macro from Is there a good ...