Fix typos in m_assign_variables.fpp and m_perturbation.fpp

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: sbryngelson

src/pre_process/m_assign_variables.fpp

@@ -38,9 +38,9 @@ module m_assign_variables
         !> Skeleton of s_assign_patch_mixture_primitive_variables
         !!      and s_assign_patch_species_primitive_variables
         !! @param patch_id is the patch identifier
-        !! @param j (x) cell index in which the mixture or species primitive variables from the indicated patch areassigned
-        !! @param k (y,th) cell index in which the mixture or species primitive variables from the indicated patch areassigned
-        !! @param l (z) cell index in which the mixture or species primitive variables from the indicated patch areassigned
+        !! @param j (x) cell index in which the mixture or species primitive variables from the indicated patch are assigned
+        !! @param k (y,th) cell index in which the mixture or species primitive variables from the indicated patch are assigned
+        !! @param l (z) cell index in which the mixture or species primitive variables from the indicated patch are assigned
         !! @param eta pseudo volume fraction
         !! @param q_prim_vf Primitive variables
         !! @param patch_id_fp Array to track patch ids

src/pre_process/m_perturbation.fpp

@@ -245,7 +245,7 @@ contains
 
     !>  This subroutine computes velocity perturbations for a temporal mixing
         !!              layer with a hyperbolic tangent mean streamwise velocity
-        !!              profile, using an inverter version of the spectrum-based
+        !!              profile, using an inverted version of the spectrum-based
         !!              synthetic turbulence generation method proposed by
         !!              Guo et al. (2023, JFM).
     subroutine s_perturb_mixlayer(q_prim_vf)