defint
Notations of definite integral
The defint symbol is used to represent definite integration of unary functions.
Descriptions of this symbol
- OpenMath's calculus1/defint
- Defint in MathWorld
- Defint in wikipedia
Observations of defint
Arabic (Kuwait and some provinces)
We find in the math high-school book the example represents difint symbol in page 2. 
is the symbol of definite integral (? is Arabic letter ALEF and ? is BEH) and \((?(?\) is the function (DAAL of SEEN). the definite integral called '? ' in Arabic context.
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English USA 
Defint (Definite Integral) is shown in the english book Mathematical Constants in page 22.
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German 
We find in this example on the right in page number 204 the German book analysis 1 shows the defint symbol (called 'Bestimmtes Integral' in German).
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Spanish 
The Spanish book Matemáticas para las ciencias aplicadas shows the defint symbol in page 147. Defint is called 'Integración' in Spanish context
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French 
In this example on the right we find Introduction aux mathématiques discrètes book shows the defint symbol in page 86. This symbol called 'Intégration' in French context.
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Finnish 
The Finnish book MAOL-taulukot represents the definite integral in page 13, and it is called 'määrätty integraalin' in Finnish context.
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