?? complex.h
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#ifndef _NR_COMPLEX_H_#define _NR_COMPLEX_H_#ifndef _FCOMPLEX_DECLARE_T_typedef struct FCOMPLEX {float r,i;} fcomplex;#define _FCOMPLEX_DECLARE_T_#endif /* _FCOMPLEX_DECLARE_T_ */#if defined(__STDC__) || defined(ANSI) || defined(NRANSI) /* ANSI */fcomplex Cadd(fcomplex a, fcomplex b);fcomplex Csub(fcomplex a, fcomplex b);fcomplex Cmul(fcomplex a, fcomplex b);fcomplex Complex(float re, float im);fcomplex Conjg(fcomplex z);fcomplex Cdiv(fcomplex a, fcomplex b);float Cabs(fcomplex z);fcomplex Csqrt(fcomplex z);fcomplex RCmul(float x, fcomplex a);#else /* ANSI *//* traditional - K&R */fcomplex Cadd();fcomplex Csub();fcomplex Cmul();fcomplex Complex();fcomplex Conjg();fcomplex Cdiv();float Cabs();fcomplex Csqrt();fcomplex RCmul();#endif /* ANSI */#endif /* _NR_COMPLEX_H_ */?? 快捷鍵說明
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