update ode tutorial

SciML · Jun 26, 2017 · 1173cb9 · 1173cb9
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diff --git a/docs/src/assets/ode_tutorial_thick_linear.png b/docs/src/assets/ode_tutorial_thick_linear.png
diff --git a/docs/src/tutorials/ode_example.md b/docs/src/tutorials/ode_example.md
@@ -27,6 +27,7 @@ sol = solve(prob,Tsit5(),reltol=1e-8,abstol=1e-8)
 using Plots
 plot(sol,linewidth=5,title="Solution to the linear ODE with a thick line",
      xaxis="Time (t)",yaxis="u(t) (in μm)",label="My Thick Line!") # legend=false
+plot!(sol.t, t->0.5*exp(1.01t),lw=3,ls=:dash,label="True Solution!")
 ```
 
 where the pieces are described below.
@@ -233,6 +234,12 @@ plot(sol,linewidth=5,title="Solution to the linear ODE with a thick line",
      xaxis="Time (t)",yaxis="u(t) (in μm)",label="My Thick Line!") # legend=false
 ```
 
+We can then add to the plot using the `plot!` command:
+
+```julia
+plot!(sol.t,t->0.5*exp(1.01t),lw=3,ls=:dash,label="True Solution!")
+```
+
 ![ode_tutorial_thick_linear](../assets/ode_tutorial_thick_linear.png)
 
 ## Example 2: Solving Systems of Equations