1ï¼int abs(int i); æ±æ´æ°çç»å¯¹å¼ã
2ï¼long labs(long n); æ±é¿æ´åæ°çç»å¯¹å¼ã
3ï¼double fabs(double x); æ±å®æ°çç»å¯¹å¼ã
4ï¼double floor(double x); æ±ä¸å¤§äºxçæ大æ´æ°ï¼å®ç¸å½äºæ°å¦å½æ°[x]ã
5ï¼double ceil(double x); æ±ä¸å°äºxçæå°æ´æ°ã
6ï¼double sqrt(double x); æ±xçå¹³æ¹æ ¹ã
7ï¼double log10(double x); æ±xç常ç¨å¯¹æ°ã
8ï¼double log(double x); æ±xçèªç¶å¯¹æ°ã
9ï¼double exp(double x); æ±æ¬§æ常æ°eçx次æ¹ã
10ï¼double pow10(int p); æ±10çp次æ¹ã
11ï¼double pow(double x, double y); æ±xçy次æ¹ã
12ï¼double sin(double x); æ£å¼¦å½æ°ã
13ï¼double cos(double x); ä½å¼¦å½æ°ã
14ï¼double tan(double x); æ£åå½æ°ã15ï¼double asin(double x); åæ£å¼¦å½æ°ã
16ï¼double acos(double x); åä½å¼¦å½æ°ã
17ï¼double atan(double x); åæ£åå½æ°ã18ï¼double atan2(double x); åæ£åå½æ°2ã
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å«å¤´æ件#include<math.h>
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