BUILT-IN WOLFRAM LANGUAGE SYMBOL
yields True if the expression lhs is identical to rhs, and yields False otherwise.
- SameQ requires exact correspondence between expressions, except that it still considers Real numbers equal if they differ in their last binary digit.
- 2===2. gives False.
- e1===e2===e3 gives True if all the are identical.
Test whether two expressions are identically the same:
== remains symbolic unless literal values are given: