# Version 3.2.0 : Differentiation #2 
Differentiates all functions

# Version 3.1.0 : Differentiation #1 
First differentiation version, it differentiates classic and user defined
polynomials

# Version 3.0.1 : Bug fix
Fix stackoverflow on custom function call with same name 

# Version 3.0.0 : Symbolic calculation!
Version 3.0.0, at last! (if you've seen the PR for it it's been sitting for more
than three weeks!) 

Symbolic computation was added you can compute expressions with symbols (such as
x,y,whatever) and more !

# Version 2.13.2 : Bug fix
Fix #43 

# Version 2.13.1 : Bug fix
Fix the issue of the function never used (moved implementation to the test
module)

# Version 2.13.0 : Update!
You can upgrade the calculator with `mini-calc --update`

# Version 2.12.4 : Fix bug
Fix the bug where the calculated vectors for plotting appeared when plotting

# Version 2.12.3 : Piping
Piping has been added to the calculator

# Version 2.12.2 : Non interactive use
Added non interactive use

# Version 2.11.6 : Fix bug

## Bug fix
- fix bug with lup-decomposition of rationals (an abs missing)

# Version 2.11.5 : Pretty print

## Bug fix
- improve display of floats precision to 10 decimal points (with rationalization
  it's possible)

## Pretty print matrices
- change the way of matrices pretty printed, matrices are aligned 

![](docs/assets/align_matrices.png)
![](assets/align_matrices.png)

# Version 2.11.4 : Exact rational math

## Exact math
- add automatic rationalization of floats (with 10 decimal point of precision)

## Preparation
- preparation for litteral calculations

## Bug fix
- remove prior forgotten debug message while allocating variable

# Version 2.11.3 

## Matrices
-- change the matrix pretty print

## Bug fix
-- fix bug when re-allocating the variable (i.e you can't)

# Version 2.11.2 : Pretty print 

## Matrices
- matrices and vectors pretty print

# Version 2.11.1 : Exact rational math

## Bug fix
- Fix bug when reducing rational with two minus or two whole numbers

## Modification
- Int and not floats to the matrix inversion algorithm, so it can invert with exact values

# Version 2.11.0 : Exact rational math

## Exact math
- Added exact rational math
- Rational operation
- Rational reduction

## Bug fix
- fix bug with acos,asin,atan functions while vectorize

# Version 2.10.0 : Add function vectorization

## Function
Add vectorization to 
- cos
- sin 
- tan 
- cosh
- sinh
- tanh
- acos
- asin
- atan
- exp
- ln/log 
- sqrt

# Version 2.9.10 : Fix bug, vector plotting

## Plot 
- add vector plotting

## Terminal plot
- fix edge case by changing the coefficient a little bit 
- add vector termploting

# Version 2.9.9 : Terminal plot

- fix bug if yscale or xscale is 0

# Version 2.9.8

- Test

# Version 2.9.7

- Adds CHANGELOG

# Version 2.9.6

- Adds supports for dist-upgrade

# Version 2.9.4 

## Terminal plot
- fix bug while updating ymax and ymin 

# Version 2.9.3 

## Terminal plot
- fix bug with the x axis row

# Version 2.9.2 

## Terminal plot

See #25 
- fix f(x) = x bug
- add auto scaling on y axis when termplot
- add labels on y axis

# Version 2.9.1 

## Terminal plot

- [X] Add terminal ploting
    - [X] Calculate ploting height and width
    - [X] Computes individual points
    - [X] Generate each line
    - [X] Prints each line

# Version 2.9.0

## Plot!

- fix bug when re-defining functions
- added plot
- added string 
- Plot functions (both stdlib, and runtime) would be useful and appreciated.
Plotting is powered by gnuplot, it will works on Unix-like (MacOS, Linux) but I don't have any idea about Windows

- [X] Plot stdlib functions
- [X] Plot runtime functions
- [X] Save plot to png/svg/pdf

# Version 2.8.1 

- Auto-completion

# Version 2.8.0 

## Interactive config !

- [x] Interact with the configuration
    - [X] Print current config
    - [X] Reset config to default
    - [x] Set config
      - [x] Set main color
      - [x] Set prompt color
      - [x] Set prompt 
      - [x] Set greeting message
      - [x] Set greeting color 
    - [X] Reload config

# Version 2.7.0

## Matrix algebra

- [X] Matrix calculation
    - [X] Add matrix to the datatypes
    - [X] Lex matrices
    - [X] Parse matrices
    - [X] Add matrices operation
      - [X] Matrix addition
      - [X] Matrix multiplication
      - [X] Calculate the matrix determinant
      - [X] Calculate the reverse matrix

# Version 2.6.0

## Vector algebra 

- [X] Vector calculation
    - [X] Add vectors to the datatypes
    - [X] Lex vectors
    - [X] Parse vectors
    - [X] Add vector operations
      - [X] Dot product
      - [X] Vector norm
      - [X] Vector addition

# Version 2.5.1 

- fix error 

# Version 2.5.0 

## User defined function

You can define your own function

[![](docs/assets/user_defined.png)](docs/assets/user_defined.png)

# Version 2.4.0

## Logic done

- [X] Add logic
    - [X] Add basic true/false
    - [X] Add binary operator
        - [X] or (&&)
        - [X] and (||)
        - [X] `>=`
        - [X] `>`
        - [X] `<=`
        - [X] `<`
        - [X] `==`
    - [X] Add unary operator
        - [X] not (!)

# Version 2.3.1 

## More functions
- sqrt
- factorial (aliases: fact or !)
- abs
- ceil
- floor
- round

# Version 2.3.0

## Functions!

- [X] Add support for functions
    - [X] exp
    - [X] ln
    - [X] log base a
    - [X] cos/sin/tan
    - [X] cosh/sinh/tanh
    - [X] atan/acos/asin

# Version 2.2.2 

Configuration update!

# Version 2.1.1 

bug fix
- reverse operation doing math

# Version 2.1.0

Builts in!
- pi
- e

# Version 2.0.0

New parser!
No edge case

# Version 1.0.0

Functionning interpreter

# Version 0.3.0-alpha

Parsing of advanced operations

# Version 0.2.0-alpha

Parsing of basic operation

# Version 0.1.0-alpha

Lexing and REPL!