diff -up src/sage/combinat/crystals/alcove_path.py.orig src/sage/combinat/crystals/alcove_path.py
--- src/sage/combinat/crystals/alcove_path.py.orig	2019-03-23 16:20:34.000000000 -0600
+++ src/sage/combinat/crystals/alcove_path.py	2019-04-08 13:33:18.101386015 -0600
@@ -383,7 +383,7 @@ class CrystalOfAlcovePaths(UniqueReprese
 
         One can compute all vertices of the crystal by finding all the
         admissible subsets of the `\lambda`-chain  (see method
-        is_admissible, for definition).  We use the breath first
+        is_admissible, for definition).  We use the breadth first
         search algorithm.
 
         .. WARNING::
diff -up src/sage/homology/homology_group.py.orig src/sage/homology/homology_group.py
--- src/sage/homology/homology_group.py.orig	2019-03-23 16:20:40.000000000 -0600
+++ src/sage/homology/homology_group.py	2019-04-08 13:33:22.436307576 -0600
@@ -109,7 +109,7 @@ class HomologyGroup_class(AdditiveAbelia
             sage: from sage.homology.homology_group import HomologyGroup
             sage: H = HomologyGroup(7, ZZ, [4,4,4,4,4,7,7])
             sage: H._latex_()
-            'C_{4}^{5} \\times C_{7} \\times C_{7}'
+            'C_{4}^{5} \times C_{7} \times C_{7}'
             sage: latex(HomologyGroup(6, ZZ))
             \ZZ^{6}
         """
diff -up src/sage/rings/function_field/differential.py.orig src/sage/rings/function_field/differential.py
--- src/sage/rings/function_field/differential.py.orig	2019-03-23 16:20:42.000000000 -0600
+++ src/sage/rings/function_field/differential.py	2019-04-09 10:42:43.202792022 -0600
@@ -360,7 +360,7 @@ class FunctionFieldDifferential_global(F
             return to_R(c)
 
     def cartier(self):
-        """
+        r"""
         Return the image of the differential by the Cartier operator.
 
         The Cartier operator operates on differentials. Let `x` be a separating
diff -up src/sage/rings/function_field/divisor.py.orig src/sage/rings/function_field/divisor.py
--- src/sage/rings/function_field/divisor.py.orig	2019-03-23 16:20:42.000000000 -0600
+++ src/sage/rings/function_field/divisor.py	2019-04-09 10:42:22.061135616 -0600
@@ -531,7 +531,7 @@ class FunctionFieldDivisor(ModuleElement
         return basis, coordinates_func
 
     def basis_differential_space(self):
-        """
+        r"""
         Return a basis of the space of differentials `\Omega(D)`
         for the divisor `D`.
 
@@ -554,7 +554,7 @@ class FunctionFieldDivisor(ModuleElement
         return [W.element_class(W, f) for f in fbasis]
 
     def differential_space(self):
-        """
+        r"""
         Return the vector space of the differential space `\Omega(D)` of the divisor `D`.
 
         OUTPUT: