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1 | /* The <float.h> header defines some implementation limits for (IEEE) floating
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2 | * point. Application programs can use it to find out how big and small
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3 | * floating-point numbers can be, what epsilon to use for iteration, etc.
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4 | */
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5 |
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6 | #ifndef _FLOAT_H
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7 | #define _FLOAT_H
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8 |
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9 | #define FLT_DIG 6
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10 | #define FLT_EPSILON 1.19209290e-07F
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11 | #define FLT_MANT_DIG 24
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12 | #define FLT_MAX 3.40282347e+38F
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13 | #define FLT_MAX_10_EXP 38
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14 | #define FLT_MAX_EXP 128
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15 | #define FLT_MIN 1.17549435e-38F
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16 | #define FLT_MIN_10_EXP -37
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17 | #define FLT_MIN_EXP -125
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18 |
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19 | #define DBL_DIG 15
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20 | #define DBL_EPSILON 2.2204460492503131e-16
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21 | #define DBL_MANT_DIG 53
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22 | #define DBL_MAX 1.7976931348623157e+308
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23 | #define DBL_MAX_10_EXP 308
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24 | #define DBL_MAX_EXP 1024
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25 | #define DBL_MIN 2.2250738585072014e-308
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26 | #define DBL_MIN_10_EXP -307
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27 | #define DBL_MIN_EXP -1021
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28 |
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29 | #define LDBL_DIG 15
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30 | #define LDBL_EPSILON 2.2204460492503131e-16L
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31 | #define LDBL_MANT_DIG 53
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32 | #define LDBL_MAX 1.7976931348623157e+308L
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33 | #define LDBL_MAX_10_EXP 308
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34 | #define LDBL_MAX_EXP 1024
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35 | #define LDBL_MIN 2.2250738585072014e-308L
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36 | #define LDBL_MIN_10_EXP -307
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37 | #define LDBL_MIN_EXP -1021
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38 |
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39 | #define FLT_ROUNDS 1
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40 | #define FLT_RADIX 2
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41 |
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42 | #endif /* _FLOAT_H */
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