Definition of "planarity" [planarity]

• The condition of being planar (noun)

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• "Again, planarity constraints restrict the expressive power of the system and lead to incorrect inferences."
• "We examine previous claims for a preferred axis at $ (b, l) \approx (60, -100) $ in the cosmic radiation anisotropy, by generalizing the concept of multipole planarity to any shape preference (a concept we define mathematically)."
• ""With our new 1Td300 probe card, we've developed a reliable, single-touchdown testing solution with ultra-low force that achieves the required planarity and scrub performance without risking damage to the devices under test.""