diff --git a/src/tp2.R b/src/tp2.R
new file mode 100644
index 0000000000000000000000000000000000000000..1ab01b543ea7efa6d6f0ff9f507543d517bdf0bc
--- /dev/null
+++ b/src/tp2.R
@@ -0,0 +1,20 @@
+#load data
+load("results/tp1/TP1_asbvg.RData")
+
+#fichier de sortie
+output_dir = "results/tp2"
+dir.create(output_dir, showWarnings = F, recursive = T)
+
+#on installe et ouvre les packages/librairies nécessaires
+
+if (!require("BiocManager", quietly=TRUE))
+  install.packages("BiocManager")
+
+if (!require("SNPRelate", quietly=TRUE))
+  BiocManager::install("SNPRelate")
+
+#on enregistre le fichier de sortie 
+
+rdata_path = file.path(output_dir, "TP2_asbvg.RData")
+save.image(rdata_path)
+
diff --git a/src/tp3.R b/src/tp3.R
new file mode 100644
index 0000000000000000000000000000000000000000..d7c176fd6e9d9dc5270ea7042547b1e7d8df4f67
--- /dev/null
+++ b/src/tp3.R
@@ -0,0 +1,25 @@
+#load data
+load("results/tp2/TP2_asbvg.RData")
+
+#fichier de sortie
+output_dir = "results/tp3"
+dir.create(output_dir, showWarnings = F, recursive = T)
+
+#library
+if (!require("BiocManager", quietly = TRUE))
+  install.packages("BiocManager")
+
+if (!require("snpStats", quietly = TRUE))
+  BiocManager::install("snpStats")
+
+if (!require("doParallel", quietly = TRUE))
+  BiocManager::install("doParallel")
+
+library(snpStats)
+library(plyr)
+library(GenABEL)
+library(doParallel)
+
+rdata_path = file.path(output_dir,"TP3_asbvg.RData")
+save.image(rdata_path)
+
diff --git a/src/tp4.R b/src/tp4.R
new file mode 100644
index 0000000000000000000000000000000000000000..89340804dbc635b96a5136de52dd128ca6f36946
--- /dev/null
+++ b/src/tp4.R
@@ -0,0 +1,20 @@
+#load data
+load("results/tp3/TP3_asbvg.RData")
+
+#fichier de sortie
+output_dir = "results/tp4"
+dir.create(output_dir, showWarnings = F, recursive = T)
+
+#Library
+if(!require("dplyr",quietly = T))
+  install.packages("dplyr")
+
+if(!require("plyr",quietly = T))
+  install.packages("plyr")
+
+if(!require("GenABEL",quietly = T))
+  install.packages("GenABEL")
+
+rdata_path = file.path(output_dir,"TP4_asbvg.RData")
+save.image(rdata_path)
+