KPP

KPP is an acronym that can refer to several terms in different domains. In defense and systems engineering, one of the most common uses is Key Performance Parameter, a top-level requirement that reflects a system's essential mission capability. In mathematics and related fields, KPP denotes the Kolmogorov-Petrovsky-Piskunov equation, a reaction-diffusion partial differential equation that describes spreading phenomena.

Key Performance Parameter (KPP): A KPP represents a mission-critical capability that a system must deliver. It is typically measurable, testable, and traceable to the primary objectives of the program. KPPs guide design choices and test planning; a system that cannot meet a KPP may require redesign or cancellation. Distinct from lower-level technical parameters, KPPs focus on end-to-end capability and operational impact.

Kolmogorov-Petrovsky-Piskunov equation (KPP): The FKPP equation is a reaction-diffusion model used to describe how a quantity u spreads in space and time. In one dimension, it is often written as ∂t u = D ∂xx u + f(u). It is known for traveling wave solutions with a minimum speed and has applications in ecology, combustion, and population dynamics.

Kantor Pelayanan Pajak (KPP): In Indonesia, KPP designates a local tax office within the Directorate General of Taxes. KPP offices administer assessments, collections, and taxpayer services for individuals and businesses, operating under regional tax offices.

Because acronyms vary by field, the meaning of KPP should be inferred from context. Other uses may exist in specialized domains.