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 | Semaine              |                Cours                             | TD						|
 | -------------------- | ------------------------------------------------ | ----------------------- |
-| 3/4 	   | [Ensembles](./cours/ensembles.pdf)  | [td4](./td/td3.pdf)     |
+| 4 	   | [Ensembles](./cours/ensembles.pdf)  | [td3](./td/td3.pdf)     |
+| 5 	   | [Relations](./cours/relations.pdf)  | [td3](./td/td3.pdf)   |
 
 ## TP
  - [Lien](https://iut-fbleau.fr/wims) vers le serveur WIMS.
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