Update README.md

README.md

@@ -14,7 +14,7 @@ Notebooks are a user-friendly way of mixing code with printed results and markdo
 
 A notebook is cut in blocks containing either code, printed results or markdown/latex. Each block can be run separately, and all the functions/variables declared in it are stored in the current session.
 
-It is important to note than blocks need preferably be executed from the top down, because the varaibles and function calls used in a block might depend on previous blocks.
+It is important to note than blocks need preferably be executed from the top down, because the variables and function calls used in a block might depend on previous blocks.
 
 ![Preview of our notebook](images/nb.png)
 
@@ -28,7 +28,7 @@ https://signolle.iiens.net/files/heldAndKarp.ipynb
 
 in the search bar.
 
-![Screenshot of nbviewer ](images/nbviewer.png)
+![Screenshot of nbviewer](images/nbviewer.png)
 
 Alternatively, you can open the notebook in a notebook editor. For information about installing such an editor, you can go to either the [Jupyter installation page](https://jupyter.org/install) or the [Pluto installation page](https://plutojl.org/#lets-do-it). Note that in order to run the blocks in the notebook rather than just seeing them, you will need to [download and install Julia > 1.4.2](https://julialang.org/downloads/).
 
@@ -38,4 +38,4 @@ If you just want to see/run the code without the printing and block structure, y
 
 ```
 jupyter nbconvert --to script heldAndKarp.ipynb
-```
\ No newline at end of file
+```