Update functional-core-imperative-shell.md

docs/functional-core-imperative-shell.md

@@ -20,7 +20,7 @@ The result of all this is expressed in the following table:
 | Has functions : | Has commands : |
 | (a) where the body is any expression | (a) where the body is one or more instructions |
 | (b) which is evaluated | (b) which are executed |
-| (c) which are inherently parallel | which are inherently serial |
+| (c) which are inherently parallel | (c) which are inherently serial |
 | (d) returning a value | (d) returning only success or an error |
 | (e) which can only call functions | (e) which can call both functions and commands |
 | All local values are constant | All local values are mutable |