implement legend and labels

1 files changed, 8 insertions, 2 deletions

diff --git a/coursework17/ex4.m b/coursework17/ex4.m
index 6f44271..7e2175a 100644
--- a/coursework17/ex4.m
+++ b/coursework17/ex4.m
@@ -3,6 +3,8 @@
 % h = dx
 % k = dt
 
+clear
+
 dx = input('Input position step (for example 0.01): '); % play about with this to get resolution
 
 % Calulate maximum dt to maintain stability, based on the tailor expansion.
@@ -12,8 +14,6 @@ tfin = input('Input the time you wawnt to end the simulation (for example 0.1):
 
 lines = input('How many lines across the time range would you like to plot (for example 10): ');
 
-% v = dx/(dt^2); %redundant
-
 % Create x and t for plotting in the array
 x = 0:dx:1;
 t = 1:dt:tfin+1;
@@ -70,6 +70,12 @@ end
 
 figure;
 hold on;
+j = 0
 for i = 1:round(length(t)/lines):length(t)
+    j = j+1;
     plot(x,u(i,:),'.');
+    legendInfo{j} = ['t = ' num2str(round(i*dt, 3))];
 end
+legend(legendInfo);
+xlabel('Displacement');
+ylabel('Temperature');