The SCAN (strongly-constrained and appropriately-normed) meta-GGA constructed in 2015 is the most promising metaGGA which respects all 17 known exact constraints that a meta-GGA can satisfy. What are these constraints? What's the significance?
The SCAN meta-GGA respects all 17 known exact constraints that a meta-GGA can satisfy. What are these constraints? What's the significance?
Thomas
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