Fix a few typos

CONTRIBUTING.md

@@ -99,7 +99,7 @@ We want your work to be readable by others; therefore, we encourage you to note
   ruff check
   ```
 
-- Original code submission require docstrings or comments to describe your work.
+- Original code submissions require docstrings or comments to describe your work.
 
 - More on docstrings and comments:
 

maths/volume.py

@@ -555,7 +555,7 @@ def main():
     print(f"Torus: {vol_torus(2, 2) = }")  # ~= 157.9
     print(f"Conical Frustum: {vol_conical_frustum(2, 2, 4) = }")  # ~= 58.6
     print(f"Spherical cap: {vol_spherical_cap(1, 2) = }")  # ~= 5.24
-    print(f"Spheres intersetion: {vol_spheres_intersect(2, 2, 1) = }")  # ~= 21.21
+    print(f"Spheres intersection: {vol_spheres_intersect(2, 2, 1) = }")  # ~= 21.21
     print(f"Spheres union: {vol_spheres_union(2, 2, 1) = }")  # ~= 45.81
     print(
         f"Hollow Circular Cylinder: {vol_hollow_circular_cylinder(1, 2, 3) = }"

sorts/comb_sort.py

@@ -5,8 +5,7 @@
 Comb sort improves on bubble sort algorithm.
 In bubble sort, distance (or gap) between two compared elements is always one.
 Comb sort improvement is that gap can be much more than 1, in order to prevent slowing
-down by small values
-at the end of a list.
+down by small values at the end of a list.
 
 More info on: https://en.wikipedia.org/wiki/Comb_sort