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Classical elements. According to ancient and medieval science, aether ( / ˈiːθər /, alternative spellings include æther, aither, and ether ), also known as the fifth element or quintessence, is the material that fills the region of the universe beyond the terrestrial sphere. [ 1] The concept of aether was used in several theories to ...
In arithmetic and algebra, the fifth power or sursolid[ 1] of a number n is the result of multiplying five instances of n together: n5 = n × n × n × n × n. Fifth powers are also formed by multiplying a number by its fourth power, or the square of a number by its cube . The sequence of fifth powers of integers is:
e. In mathematics, exponentiation is an operation involving two numbers: the base and the exponent or power. Exponentiation is written as bn, where b is the base and n is the power; this is pronounced as " b (raised) to the (power of) n ". [ 1]
Vishuddha (Sanskrit: विशुद्ध, IAST: Viśuddha, English: "especially pure"), or Vishuddhi (Sanskrit: विशुद्धी), or throat chakra is the fifth primary chakra according to the Hindu tradition of tantra. [1] The residing deity of this chakra is Panchavaktra shiva, with 5 heads and 4 arms, and the Shakti is Shakini.
t. e. The classical elements typically refer to earth, water, air, fire, and (later) aether which were proposed to explain the nature and complexity of all matter in terms of simpler substances. [ 1][ 2] Ancient cultures in Greece, Angola, Tibet, India, and Mali had similar lists which sometimes referred, in local languages, to "air" as "wind ...
Orthogonality. Conceptually, OFDM is a specialized frequency-division multiplexing (FDM) method, with the additional constraint that all subcarrier signals within a communication channel are orthogonal to one another. In OFDM, the subcarrier frequencies are chosen so that the subcarriers are orthogonal to each other, meaning that crosstalk ...
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Pentacle. A pentacle (also spelled and pronounced as pantacle in Thelema, following Aleister Crowley, though that spelling ultimately derived from Éliphas Lévi) [ 1] is a talisman that is used in magical evocation, and is usually made of parchment, paper, cloth, or metal (although it can be of other materials), upon which a magical design is ...