Move tp1 into its own dir, split matlab files

theorie-signal/exercices/tp1.m

@@ -1,54 +0,0 @@
-% x1
-A = ;
-f0 = ;
-N = ; % nombre delements de la DSF
-fe = 50*N*f0;
-Tps = [0 :1/fe: 1-1/fe];
-a0 = 1/2;
-an = (2/(n*n*pi*pi))(-cos(n*pi) + 1)
-x = a0 * ones(1,length(Tps));
-for n = 1:N
-    x = x + a0 + an*cos(n*2*pi*f0*Tps);
-end
-figure
-plot(Tps,x);
-xlabel = "t"
-ylabel = "x(t)"
-Title = ""
-
-% freqentielle
-X=fft(x);
-Frq = [];
-figure
-plot(Frq,abs(X));
-xlabel = "";
-ylabel = "";
-Title = "";
-
-% x2
-A = ;
-r = ;
-f0 = ;
-N = ; % nombre delements de la DSF
-fe = 50*N*f0;
-Tps = [0 :1/fe: 1-1/fe];
-a0 = r;
-an = 2* (sin(n*pi*r))/(n*pi);
-x = a0 * ones(1,length(Tps));
-for n = 1:N
-    x = x + a0 + an*cos(n*2*pi*f0*Tps)+;
-end
-figure
-plot(Tps,x);
-xlabel = "t"
-ylabel = "x(t)"
-Title = ""
-
-% freqentielle
-X=fft(x);
-Frq = [];
-figure
-plot(Frq,abs(X));
-xlabel = "";
-ylabel = "";
-Title = "";

theorie-signal/exercices/tp1/Makefile

@@ -0,0 +1,15 @@
+timestamp=$(shell date +%Y-%m-%d_%H:%M)
+
+all: tp1
+
+tp1: tp1.tex
+	@latexmk -pdf tp1.tex
+	@if ! cmp --silent build/tp1.pdf tp1_*.pdf; then \
+		touch tp1_tmp.pdf; \
+		rm tp1*.pdf; \
+		cp build/tp1.pdf tp1_${timestamp}.pdf; \
+		echo "Updated"; \
+	fi
+
+clean:
+	@rm -rf build 2>/dev/null

theorie-signal/exercices/tp1/x1_frequentiel.m

@@ -0,0 +1,8 @@
+% x1 frequentiel
+X=fft(x);
+Frq = [];
+figure
+plot(Frq,abs(X));
+xlabel = "f";
+ylabel = "Sx1(f)";
+Title = "DSP de x1";

theorie-signal/exercices/tp1/x1_temporel.m

@@ -0,0 +1,17 @@
+% x1 temporel
+f0 = 2;
+for N = [2,5,20,100]; % nombre delements de la DSF
+    fe = 50*N*f0;
+    Tps = [0 :1/fe: 1-1/fe];
+    a0 = 1/2;
+    x = a0 * ones(1,length(Tps));
+    for n = 1:N
+        an = (2/(n*pi)^2)*(-cos(n*pi) + 1);
+        x = x + a0 + an*cos(n*2*pi*f0*Tps);
+    end
+    figure
+    plot(Tps,x);
+    xlabel = "t";
+    ylabel = "x1(t)";
+    Title = "DSF de x1";
+end

theorie-signal/exercices/tp1/x2_frequentiel.m

@@ -0,0 +1,8 @@
+% x2 freqentiel
+X=fft(x);
+Frq = [];
+figure
+plot(Frq,abs(X));
+xlabel = "f";
+ylabel = "Sx2(f)";
+Title = "DSP de x2";

theorie-signal/exercices/tp1/x2_temporel.m

@@ -0,0 +1,18 @@
+% x2 temporel
+r = 1/2;
+f0 = 2;
+for N = [2,5,20,100]; % nombre delements de la DSF
+    fe = 50*N*f0;
+    Tps = [0 :1/fe: 1-1/fe];
+    a0 = r;
+    x = a0 * ones(1,length(Tps));
+    for n = 1:N
+        an = 2*sin(n*pi*r)/(n*pi);
+        x = x + a0 + an*cos(n*2*pi*f0*Tps);
+    end
+    figure
+    plot(Tps,x);
+    xlabel = "t";
+    ylabel = "x2(t)";
+    Title = "DSF de x2";
+end