PI constants
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Header File
math.h
Description
Common constants of pi
Name | Meaning |
---|---|
M_PI |
pi |
M_PI_2 |
One-half pi |
M_PI_4 |
One-fourth pi |
M_1_PI |
One divided by pi |
M_2_PI |
Two divided by pi |
M_1_SQRTPI |
One divided by the square root of pi |
M_2_SQRTPI |
Two divided by the square root of pi |