Update README.md

Signed-off-by: Fabiana 🚀  Campanari <113218619+FabianaCampanari@users.noreply.github.com>

Author: FabianaCampanari

README.md

@@ -1343,7 +1343,7 @@ The initial solution obtained via the Northwest Corner Method has a total cost o
 
 
   - **Reduced costs** for non-basic variables:
-    - $\bar{c}_{12} = -4\$, $\bar{c}_{13}$ = $7$, $\bar{c}_{23} = 11$, $\bar{c}_{31} = -13$.
+    - $\bar{c}_{12}$ = -4\$, $ \bar{c}_{13}\$ = $7$, $\bar{c}_{23} = 11$, $\bar{c}_{31} = -13$.
 
 
 
@@ -1356,7 +1356,7 @@ The initial solution obtained via the Northwest Corner Method has a total cost o
 - **Multipliers calculation**:
   - Set $$ u_1 = 0 $$, leading to $$ v_1 = 12 $$, $$ u_2 = 6 $$, $$ v_2 = 18 $$, $$ u_3 = -3 $$, and $$ v_3 = 37 $$.
   - **Reduced costs** for non-basic variables:
-    - $$ \bar{c}_{12} = -4 $$, $$ \bar{c}_{13} = 7 $$, $$ \bar{c}_{23} = 11 $$, $$ \bar{c}_{31} = -13 $$.
+    - $\bar{c}_{12} = -4$, $ \bar{c}_{13} = 7$, $$ \bar{c}_{23} = 11 $$, $$ \bar{c}_{31} = -13 $$.
   - Negative reduced costs indicate non-optimality.