RPN may refer to:

Mathematics

Reverse Polish notation Reverse Polish notation (RPN), also known as reverse Łukasiewicz notation, Polish postfix notation or simply postfix notation, is a mathematical notation in which operators ''follow'' their operands, in contrast to Polish notation (PN), in whi ...

, a.k.a. postfix notation, a mathematical notation *

\mathbb\mathrm^n,

real projective space In mathematics, real projective space, denoted or is the topological space of lines passing through the origin 0 in It is a compact, smooth manifold of dimension , and is a special case of a Grassmannian space. Basic properties Construction A ...

Nursing

Registered practical nurse A licensed practical nurse (LPN), in much of the United States and Canada, is a nurse who cares for people who are sick, injured, convalescent, or disabled. In the United States, LPNs work under the direction of physicians, mid-level practitio ...

, also referred to as a licensed practical nurse * Registered psychiatric nurse

Other uses

Radio Philippines Network Radio Philippines Network, Inc. (RPN) is a Philippine Media of the Philippines, television and radio company based in Quezon City. It is the flagship media property of Nine Media Corporation of the ALC Group of Companies; along with the Pre ...

, Channel 9, Philippines * (National Housing Programme), a type of

public housing in Brunei Public housing in Brunei comprises government development programmes which aim to provide ownership of land or homes to the citizens of Brunei. They are managed by the Housing Development Department (), a government department under the Ministry of ...

Recherche en Prévision Numérique The Recherche en Prévision Numérique center (RPN) is responsible for the research and development of the modelling component of the Numerical Weather Prediction (NWP) System for the Canadian Meteorological Centre (CMC) and the Regional Meteorolo ...

, a numerical weather prediction research center in Canada *Registered Parameter Number, as used in

Musical Instrument Digital Interface MIDI (; Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and electrical connectors that connect a wide variety of electronic musical instruments, computers, and re ...

synthesizers *

Risk Priority Number Failure mode and effects analysis (FMEA; often written with "failure modes" in plural) is the process of reviewing as many components, assemblies, and subsystems as possible to identify potential failure modes in a system and their causes and effe ...

, as used in failure mode and effects analysis *

Rosh Pina Airport Rosh Pina Airport ( he, שְׂדֵה הַתְּעוּפָה רֹאשׁ פִּינָּה, ar, مطار روش بينا) , sometimes called Mahanayim Airport due to its proximity to Mahanayim, is an Israeli airport located in Rosh Pinna, near the ...

(IATA code), Israel {{disambiguation