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Handcrafted 64-bit floating point routines for AVR/arduino microprocessors

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fp64lib.org

V1.1.26 fixes bug in fp64_compare

For some limited number of special cases, fp64_compare returned the wrong result. This is fixed now.

Author UwePosted on August 18, 2025August 18, 2025Categories Uncategorized

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Recent Posts

  • V1.1.26 fixes bug in fp64_compare
  • Documentation updated
  • V1.1.25 added new function fp64_etoa for engineering format
  • V1.1.24 changed handling of 0 in fp64_to_decimalExp
  • V1.1.23 fixes bug in Double demo program

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Categories

  • conversion
  • functions
  • Uncategorized
  • About
  • Examples
    • double vs. float
    • Leibniz Series, calculating PI/4
    • Double, a C++ wrapper class
    • Julien Date
  • Documentation
    • fp64lib Library reference (A-Z)
    • fp64lib Library reference by functions
    • fp64_sin(PI) is not 0
    • Using fp64lib natively with long double
    • fp64lib design principles
    • Benchmarks
    • Side-to-side comparision
    • History of fp64lib
    • Credits
  • Download
  • FAQ
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