Update README.md

README.md

@@ -26,14 +26,14 @@ The lecture notebook contains the parts I and II together with some numerical re
 
 ## Exercices
 
-* [Exercice 1: Application of the simple shooting method](course/exercices/ex1_application_simple_shooting.ipynb) 
+* [Exercise 1: Application of the simple shooting method](course/exercices/ex1_application_simple_shooting.ipynb) 
  ([correction](course/corrections/ex1_cor_application_simple_shooting.ipynb))
-* [Exercice 2: Implementing the indirect simple shooting method](course/exercices/ex2_implement_simple_shooting.ipynb)
+* [Exercise 2: Implementing the indirect simple shooting method](course/exercices/ex2_implement_simple_shooting.ipynb)
  ([correction](course/corrections/ex2_cor_implement_simple_shooting.ipynb))
-* [Exercice 3: Introduction to indirect multiple shooting: the Bang-Singular-Bang case on a turnpike problem ](course/exercices/ex3_multiple_shooting_bsb.ipynb)
+* [Exercise 3: Introduction to indirect multiple shooting: the Bang-Singular-Bang case on a turnpike problem ](course/exercices/ex3_multiple_shooting_bsb.ipynb)
  ([correction](course/corrections/ex3_cor_multiple_shooting_bsb.ipynb))
 
- To do the exercices, please follow the procedure given below.
+ To do the exercises, please follow the procedure given below.
 
 [FAQ](https://optimalcontrol.zulip.beta.cimpa-lms.info/#narrow/stream/285-geometric_methods2)