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double precision
(redirected from Double-precision)

   Also found in: Acronyms, Wikipedia, Hutchinson 0.06 sec.

double precision

Using two computer words instead of one to hold a number used for calculations, thus allowing twice as large a number for more arithmetic precision. Contrast with single precision.


double precision [¦dəb·əl prə′sizh·ən]
(computer science)
The use of two computer words to represent a double-length number.


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The FPU supports both single-precision and double-precision arithmetic operations and delivers a maximum processing performance of 2.
An on-chip floating-point processing unit (FPU) supports single- and double-precision arithmetic operations, achieves 2.
At the Eighth International Mathematica Symposium (IMS'06) in Avignon, France, ClearSpeed demonstrated Mathematica computing double-precision general matrix-matrix multiply (DGEMM) operations at a 4.
 
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