<iframe src="https://pod.univ-lille.fr/video/0081-exercice-4-injection-surjection-bijection-00190/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> Exercice 4 (Injection, surjection, bijection) [00190] Lille.Pod https://pod.univ-lille.fr/videos/?owner=arnaud.bodin 360 https://pod.univ-lille.fr video 640 1.0 Arnaud Bodin