Equal
 Usage
Notes
 Further Examples
For comparison, SameQ ( =) checks whether the expressions are identical in form.
In[1]:=
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Out[1]=
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Equal will return unevaluated if it cannot determine that the right-hand side and left-hand side are identical. SameQ is more assertive; use it if you need a function that will return False.
In[2]:=
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Out[2]=
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