arc tangent function NAME atan, atanf, atanl - arc tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan(double x ); float atanf(float x ); lo…arc tangent function NAME atan, atanf, atanl - arc tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan(double x ); float atanf(float x ); lo…arc tangent function NAME atan, atanf, atanl - arc tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan(double x ); float atanf(float x ); lo…arc tangent function of two variables NAME atan2, atan2f, atan2l - arc tangent function of two variables LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan2…arc tangent function of two variables NAME atan2, atan2f, atan2l - arc tangent function of two variables LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan2…arc tangent function of two variables NAME atan2, atan2f, atan2l - arc tangent function of two variables LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atan2…inverse hyperbolic tangent function NAME atanh, atanhf, atanhl - inverse hyperbolic tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atanh(dou…inverse hyperbolic tangent function NAME atanh, atanhf, atanhl - inverse hyperbolic tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atanh(dou…inverse hyperbolic tangent function NAME atanh, atanhf, atanhl - inverse hyperbolic tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> double atanh(dou…SVID math library exception handling NAME matherr - SVID math library exception handling LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <math.h> [[deprecated]] int matherr(s…register fork handlers NAME pthread_atfork - register fork handlers LIBRARY POSIX threads library ( libpthread , -lpthread ) SYNOPSIS #include <pthread.h> int pthread_atfork(void (…map or unmap files or devices into memory NAME mmap, munmap - map or unmap files or devices into memory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> voi…open and close a shared object NAME dlclose, dlopen, dlmopen - open and close a shared object LIBRARY Dynamic linking library ( libdl , -ldl ) SYNOPSIS #include <dlfcn.h> void *dlo…open and close a shared object NAME dlclose, dlopen, dlmopen - open and close a shared object LIBRARY Dynamic linking library ( libdl , -ldl ) SYNOPSIS #include <dlfcn.h> void *dlo…open and close a shared object NAME dlclose, dlopen, dlmopen - open and close a shared object LIBRARY Dynamic linking library ( libdl , -ldl ) SYNOPSIS #include <dlfcn.h> void *dlo…determine whether socket is at out-of-band mark NAME sockatmark - determine whether socket is at out-of-band mark LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/s…convert a string to a double NAME atof - convert a string to a double LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <stdlib.h> double atof(const char * nptr ); DESCRI…complex arc tangents hyperbolic NAME catanh, catanhf, catanhl - complex arc tangents hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <complex.h> double complex cat…complex arc tangents hyperbolic NAME catanh, catanhf, catanhl - complex arc tangents hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <complex.h> double complex cat…complex arc tangents hyperbolic NAME catanh, catanhf, catanhl - complex arc tangents hyperbolic LIBRARY Math library ( libm , -lm ) SYNOPSIS #include <complex.h> double complex cat…