| | Fri | 21.02.2025 | 13:15 | ELA 2 | Lecture 2 | [Operations on Formal Languages](https://mediaspace.epfl.ch/media/02-01%2C+Operations+on+Formal+Languages/0_otyeghg6), [Regular Expressions and Idea of a Lexer](https://mediaspace.epfl.ch/media/02-02%2C+Regular+Expressions+and+Lexer+Idea/0_th59v9kx) |
| | Fri | 21.02.2025 | 15:15 | ELA 2 | |
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| | Fri | 21.02.2025 | 15:15 | ELA 2 | (TBC) | [First Symbols. Constructing a Lexer](https://mediaspace.epfl.ch/media/03-01%2C+First+Symbols.+Constructing+a+Lexer/0_a943fw0n), [From Regular Expressions to Automata](https://mediaspace.epfl.ch/media/03-02%2C+From+Regular+Expressions+to+Automata/0_icjqhfj0) |