ATAN2

Section: Linux Programmer's Manual (3)
Updated: June 8, 1993
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atan2 - µÎ º¯¼öÀÇ ¾ÆÅ© źÁ¨Æ® °è»êÀ» À§ÇÑ ÇÔ¼ö  

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#include <math.h>

double atan2(double y, double x);
 

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atan2()ÇÔ¼ö´Â x¿Í y¶ó´Â µÎ º¯¼öÀÇ ¾ÆÅ© źÁ¨Æ® °ªÀ» °è»êÇÑ´Ù. ÀÌ°ÍÀº y / xÀÇ ¾ÆÅ© źÁ¨Æ® °ªÀ» °è»êÇÏ´Â °Í°ú ºñ½ÁÇÏ´Ù ,´Ü µÎ º¯¼öÀÇ ±âÈ£°¡ °á°úÀÇ »óÇÑÀ» Á¤ÇÏ´Â ¿ëµµÀÏ ¶§´Â Á¦¿ÜÇÑ´Ù..  

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atan2()ÇÔ¼ö´Â -PIÀÌ»ó PIÀÌÇÏÀÇ ¹üÀ§¿¡ ÀÖ´Â ¶óµð¾È °ªÀ» ¹ÝȯÇÑ´Ù.  

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SVID 3, POSIX, BSD 4.3, ISO 9899  

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acos(3), asin(3), atan(3), cos(3), sin(3), tan(3)


 

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