NP - Health, Science, Technology and Mathematics

Health, Science, Technology and Mathematics

• NP (complexity), Nondeterministic Polynomial, a computational complexity class
  • NP-complete, a class of decision problems
  • NP-hard, a class of problems in computational complexity
  • Co-NP, a complexity class
• Np, or Neper, a dimensionless unit
• N_p, Power number, a dimensionless number
• Np, the chemical symbol for Neptunium
• Nasopharyngeal airway, an adjunct to airway management
• NP lemma, or Neyman–Pearson lemma
• NP or Norma Portuguesa, a Portuguese technical standard
• Nucleoside phosphorylase, an enzyme
• NP junction or PN junction, the simplest electronic device, used to make diodes and transistors
• Number Portability, the ability to retain one's phone number when changing telecommunication carriers (in Europe)
• Nurse practitioner, a registered nurse who has completed advanced nursing education
• New Proposal (or new work item proposal), a stage in standardization process used by International Organization for Standardization