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[3.7] bpo-39310: Update sys.float_info documentation (GH-17982) #17994

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miss-islington merged 1 commit into from
Jan 13, 2020
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[3.7] bpo-39310: Update sys.float_info documentation (GH-17982) #17994

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16 changes: 8 additions & 8 deletions Doc/library/sys.rst
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Expand Up @@ -378,29 +378,29 @@ always available.
+---------------------+----------------+--------------------------------------------------+
| attribute | float.h macro | explanation |
+=====================+================+==================================================+
| :const:`epsilon` | DBL_EPSILON | difference between 1 and the least value greater |
| | | than 1 that is representable as a float |
| :const:`epsilon` | DBL_EPSILON | difference between 1.0 and the least value |
| | | greater than 1.0 that is representable as a float|
+---------------------+----------------+--------------------------------------------------+
| :const:`dig` | DBL_DIG | maximum number of decimal digits that can be |
| | | faithfully represented in a float; see below |
+---------------------+----------------+--------------------------------------------------+
| :const:`mant_dig` | DBL_MANT_DIG | float precision: the number of base-``radix`` |
| | | digits in the significand of a float |
+---------------------+----------------+--------------------------------------------------+
| :const:`max` | DBL_MAX | maximum representable finite float |
| :const:`max` | DBL_MAX | maximum representable positive finite float |
+---------------------+----------------+--------------------------------------------------+
| :const:`max_exp` | DBL_MAX_EXP | maximum integer e such that ``radix**(e-1)`` is |
| :const:`max_exp` | DBL_MAX_EXP | maximum integer *e* such that ``radix**(e-1)`` is|
| | | a representable finite float |
+---------------------+----------------+--------------------------------------------------+
| :const:`max_10_exp` | DBL_MAX_10_EXP | maximum integer e such that ``10**e`` is in the |
| :const:`max_10_exp` | DBL_MAX_10_EXP | maximum integer *e* such that ``10**e`` is in the|
| | | range of representable finite floats |
+---------------------+----------------+--------------------------------------------------+
| :const:`min` | DBL_MIN | minimum positive normalized float |
| :const:`min` | DBL_MIN | minimum representable positive *normalized* float|
+---------------------+----------------+--------------------------------------------------+
| :const:`min_exp` | DBL_MIN_EXP | minimum integer e such that ``radix**(e-1)`` is |
| :const:`min_exp` | DBL_MIN_EXP | minimum integer *e* such that ``radix**(e-1)`` is|
| | | a normalized float |
+---------------------+----------------+--------------------------------------------------+
| :const:`min_10_exp` | DBL_MIN_10_EXP | minimum integer e such that ``10**e`` is a |
| :const:`min_10_exp` | DBL_MIN_10_EXP | minimum integer *e* such that ``10**e`` is a |
| | | normalized float |
+---------------------+----------------+--------------------------------------------------+
| :const:`radix` | FLT_RADIX | radix of exponent representation |
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