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ieee754 encoding

2
 Single Precision Double Precision Representation Exponent Fraction Exponent Fraction 0 0 0 0 0 0 Nonzero 0 Nonzero +/‐denormalized number 1‐254 Anything 1‐2046 Anything +/‐ floating point number 255 0 2047 0 +/‐ infinity 255 Nonzero 2047 Nonzero NaN (not a number) IEEE 754 encoding of  floating‐point numbers. A separate sign bit determines the sign. 

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floating points

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  • SinglePrecision DoublePrecision RepresentationExponent Fraction Exponent Fraction

    0 0 0 0 00 Nonzero 0 Nonzero +/denormalizednumber

    1254 Anything 12046 Anything +/floatingpointnumber255 0 2047 0 +/infinity255 Nonzero 2047 Nonzero NaN(notanumber)

    IEEE754encodingoffloatingpointnumbers.Aseparatesignbitdeterminesthesign.


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