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based on an earlier version of the Wolfram Language.
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MathLink C Function


is a MathLink type representing an extended-precision floating-point number.
  • If your computer system and compiler support extended-precision floating-point numbers then mlextended_double is a C long double.
  • On computer systems that do not support the C long double, mlextended_double is a struct{unsigned short arr[5];}.
  • mlextended_double is declared in the MathLink header file mathlink.h.