# La réciproque d'une proposition ---- ## The converse of a statement (the converse of the statement $P\Rightarrow Q$ is $Q\Rightarrow P$) --- # L'inverse d'une proposition ---- ## The inverse of a statement (the inverse of the statement $P\Rightarrow Q$ is $\lnot P\Rightarrow \lnot Q$) --- # La contraposée d'une proposition ---- ## The contrapositive of a statement (the contrapositive of the statement $P\Rightarrow Q$ is $\lnot Q\Rightarrow \lnot P$) --- # Une hypothèse ---- ## An hypothesis /haɪˈpɒθəsɪs/ (pl: hypotheses /haɪˈpɒθəsi:z/) <style> .slides {background-image:url("https://raw.githubusercontent.com/tremulotmaths/latex/master/von_koch_transparent.png");} .slides h1 {padding:2em; font-family:Arial; background-color:#133E29; opacity: 0.9;color:white; font-size:1em!important;} .slides h2 {background:#131750 ; opacity: 0.9;padding : 2em 0.2em; color:white; font-size:1em!important;} .slides h4 {margin-bottom:1.5em} </style>