[jira] [Created] (CALCITE-3872) Simplify expressions with unary minus

[Liya Fan (Jira)]

Liya Fan created CALCITE-3872:
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             Summary: Simplify expressions with unary minus
                 Key: CALCITE-3872
                 URL: https://issues.apache.org/jira/browse/CALCITE-3872
             Project: Calcite
          Issue Type: Improvement
          Components: core
            Reporter: Liya Fan


Support simplifying expression -(-(x)) as x.



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