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- universality theorem
- universal joint
- universal language
- universal linear operator
- universal linear space
- universal link
- universal logical system
- Universal Love
- universal love/inclusive care
- universally-applicable judicial interpretations
- universally axiomatizable class
- universally Baire set
- universally beneficial social welfare policies
- universally catenary ring
- universally closed mapping
- universally closed morphism
- universally equivalent systems
- universally Japanese ring
- universally measurable
- universally measurable set
- universally optimum programming
- universally submersive morphism
- universally valid formula
- universal machine
- Universal Machine Readable Catalogue Format