Characteristic
From The Art and Popular Culture Encyclopedia
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Characteristic (from the Greek word for a property or attribute (= trait) of an entity) may refer to:
In physics and engineering, any characteristic curve that shows the relationship between certain input and output parameters, for example:
- I-V or current-voltage characteristic, the current in a circuit as a function of the applied voltage
- Receiver operating characteristic
In navigation:
- Light characteristic, pattern of a lighted beacon
In mathematics:
- Characteristic (algebra) of a ring, the smallest common cycle length of the ring's addition operation
- Characteristic function (disambiguation), usually the indicator function of a subset, though the term has other meanings in specific domains
- Characteristic polynomial, a polynomial associated to a square matrix in linear algebra
- Euler characteristic, a topological invariant
- Characteristic subgroup, a subgroup that is invariant under all automorphisms in group theory
- Method of characteristics, a technique for solving partial differential equations
- Characteristic, integer part of a common logarithm
In fiction:
- Another name for ability score in Dungeons & Dragons
Unless indicated otherwise, the text in this article is either based on Wikipedia article "Characteristic" or another language Wikipedia page thereof used under the terms of the GNU Free Documentation License; or on research by Jahsonic and friends. See Art and Popular Culture's copyright notice.