Create matrices.md

[djeada]

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[Copilot]

Pull Request Overview

This pull request adds comprehensive algorithm and data structure documentation to support the project's educational content. The changes introduce new sections on searching algorithms, matrix operations, greedy algorithms, and visualization tools, while also expanding and restructuring existing sorting algorithm documentation.

• Adds new modules for searching algorithms, matrix operations, and greedy algorithm patterns
• Expands sorting documentation with enhanced examples and visual illustrations
• Creates a Python visualization tool for time complexity concepts

Reviewed Changes

Copilot reviewed 9 out of 10 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
resources/time_complexity.py	New Python script for visualizing Big O, Omega, and Theta notations using matplotlib
notes/sorting.md	Enhanced sorting algorithms section with detailed examples, visual walkthroughs, and comparison tables
notes/searching.md	New comprehensive guide covering linear, divide-and-conquer, hash-based, probabilistic, and string search algorithms
notes/matrices.md	New documentation for matrix operations, transformations, traversals, and grid-based algorithms
notes/greedy_algorithms.md	New guide covering greedy algorithm principles, MST algorithms, scheduling, and Huffman coding
notes/dynamic_programming.md	Minor text improvements to existing documentation
notes/brain_teasers.md	Expanded programming strategies and data structure tips

Comments suppressed due to low confidence (1)

notes/greedy_algorithms.md:1

• The LaTeX escape sequence is malformed. Should be f_{\text{heavy}}-f_{\text{light}} instead of f\_{\text{heavy}}-f\_{\text{light}} (backslash should not precede the underscore in this context).

## Greedy algorithms

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_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}

[Copilot]

Inconsistent tab characters are used for indentation in the ASCII art table. This should use consistent spacing (either tabs or spaces throughout) for proper formatting.

Suggested change

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[Copilot]

This line appears to be a stray note or incomplete bullet point that doesn't connect to the rest of the document content. It should either be removed or properly integrated into the document structure.

Suggested change

- tree traversal in order, post order etc.