physical hierarchy

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• physical science — physical scientist. 1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and astronomy. 2. these sciences collectively. [1835 45] * * * Introduction       the systematic study of the inorganic world …   Universalium

• Physical Medium Dependent — sublayers or PMDs further help to define physical layer specifications for Fast Ethernet, Gigabit Ethernet and 10 Gigabit Ethernet. These sublayers define physical layer specifications in Gigabit and 10 Gigabit Ethernet transmissions. It is… …   Wikipedia

• Hierarchy problem — In theoretical physics, a hierarchy problem occurs when the fundamental parameters (couplings or masses) of some Lagrangian are vastly different (usually larger) than the parameters measured by experiment. This can happen because measured… …   Wikipedia

• Physical Address Extension — In computing, Physical Address Extension (PAE) is a feature to allow (32 bit) x86 processors to access a physical address space (including random access memory and memory mapped devices) larger than 4 gigabytes. First implemented in the Intel… …   Wikipedia

• physical science, principles of — Introduction       the procedures and concepts employed by those who study the inorganic world.        physical science, like all the natural sciences, is concerned with describing and relating to one another those experiences of the surrounding… …   Universalium

• Hierarchy of knowledge — The Hierarchy of knowledge is the idea that the basic fields of the sciences and mathematics can be organized linearly from its most basic pure form to its most derivative manifestation, at least as a convenience of discussion.In brief, the… …   Wikipedia

• Physical Coding Sublayer — The Physical Coding Sublayer (PCS) further helps to define physical layer specifications for Fast Ethernet, Gigabit Ethernet and 10 Gigabit Ethernet.The Ethernet PCS sublayer is part of the Ethernet PHY layer. The hierarchy is as follows:* Data… …   Wikipedia

• Spiritual Hierarchy — Part of a series on Theosophy Founders of the T. S. Helena Blavatsky · …   Wikipedia

• Maslow's hierarchy of needs — An interpretation of Maslow s hierarchy of needs, represented as a pyramid with the more basic needs at the bottom …   Wikipedia

• Memory hierarchy — Diagram of the computer memory hierarchy See also: Computer data storage The term memory hierarchy is used in the theory of computation when discussing performance issues in computer architectural design, algorithm predictions, and the lower… …   Wikipedia

• Combinatorial hierarchy — is a mathematical structure of bit strings generated by an algorithm based on discrimination (exclusive or between bits). It was originally discovered by A.F. Parker Rhodes in the 1960s, and is interesting because of physical interpretations that …   Wikipedia