Math.
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| #define | abs(n) __builtin_abs ((n)) |
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| #define | floor(f) __builtin_floor ((f)) |
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| #define | ceil(f) __builtin_ceil ((f)) |
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| #define | exp(x) __builtin_exp ((x)) |
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| #define | log10(x) __builtin_log10 ((x)) |
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◆ abs
| #define abs |
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n | ) |
__builtin_abs ((n)) |
Returns the absolute value of the specified integer.
- Parameters
-
- Returns
- The absolut value of n.
◆ ceil
| #define ceil |
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f | ) |
__builtin_ceil ((f)) |
Returns the smallest integer value greater than or equal to x.
- Parameters
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| f | The floating point number to round up. |
- Returns
- The smallest integer value greater than or equal to x.
◆ exp
| #define exp |
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x | ) |
__builtin_exp ((x)) |
Calculates the value of e raised to the power of x.
- Parameters
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| x | The value to raise e by. |
- Returns
- The value of e rasied to the power of x.
◆ floor
| #define floor |
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f | ) |
__builtin_floor ((f)) |
Rounds a floating point number down.
- Parameters
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| f | The floating point number to round down. |
- Returns
- f rounded down to its largest integral value.
◆ log10
| #define log10 |
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x | ) |
__builtin_log10 ((x)) |
Returns the common logarithm (base-10 logarithm) of x.
- Parameters
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| x | Value whose logarithm is calculated. |
- Returns
- The common logarithm of x.
