# Tasks not implemented in Perl

**Awareness**

If

**Perl**is a language you like, or are interested in, please inform your fellow members of the Perl community; this page can't be emptied without your and their participation.

## Tasks not implemented in Perl

### A

### B

- Bernstein basis polynomials
- Bitmap/Bézier curves/Cubic
- Bitmap/Bézier curves/Quadratic
- Bitmap/Histogram
- Bézier curves/Intersections

### C

- Catmull–Clark subdivision surface
- Centre and radius of a circle passing through 3 points in a plane
- Check if a polygon overlaps with a rectangle
- Check if two polygons overlap
- Colour pinstripe/Printer
- Compare sorting algorithms' performance
- Continued fraction/Arithmetic/G(matrix ng, continued fraction n)
- Continued fraction/Arithmetic/G(matrix ng, continued fraction n1, continued fraction n2)
- Create a file on magnetic tape
- Cycles of a permutation

### D

### E

### F

### G

### J

### K

### L

### M

### O

### P

- P-Adic numbers, basic
- P-Adic square roots
- Pinstripe/Printer
- Play recorded sounds
- Prime numbers whose neighboring pairs are tetraprimes

### R

### S

- Search in paragraph's text
- Set, the card game
- Simulate input/Mouse
- Singular value decomposition
- Steffensen's method
- Strassen's algorithm

### T

### U

## Draft tasks not implemented in Perl

### 1

### 3

### A

### B

- Binary coded decimal
- Binomial transform
- Black box
- Blackjack strategy
- Boids
- Brace expansion using ranges

### C

- CLI-based maze-game
- Carmichael lambda function
- Color separation
- Compiler/Preprocessor
- Compiler/Simple file inclusion pre processor
- Continued fraction convergents
- Convert CSV records to TSV
- Create an executable for a program in an interpreted language
- Create your own text control codes
- Cross compilation

### D

### E

### F

### G

### H

### I

### J

### L

- Lagrange Interpolation
- Latin Squares in reduced form/Randomizing using Jacobson and Matthews' technique

### M

### N

### O

### P

### R

- Raster bars
- Red black tree sort
- Remote agent/Agent interface
- Robots
- Roots of a cubic polynomial
- Rosetta Code/List authors of task descriptions
- Rosetta Code/Run examples

### S

- Sanitize user input
- Sealed classes and methods
- Self-hosting compiler
- Simulated optics experiment/Data analysis
- Simulated optics experiment/Simulator
- Singly-linked list/Element removal
- Singly-linked list/Reversal
- Smallest enclosing circle problem
- Solve a Rubik's cube
- Sorting algorithms/Tree sort on a linked list
- Sturmian word
- Syntax highlighting using Mediawiki formatting
- Szymański's algorithm

### T

### U

- URL shortener
- Unicode polynomial equation
- Unit testing
- Uno (card game)
- Use a REST API
- Using a speech engine to highlight words

### V

### W

## Tasks omitted from Perl

### C

### P

## End of List

Again, feel free to try your hand at any of the tasks listed on this page.