#include <tgmath.h>
#include <gmp.h>
#include <mpfr.h>
#include <stdio.h>
#include <stdbool.h>

char *name = "2atan (example 3.5)";

double f_if(float N) {
        float r22997 = N;
        float r22998 = 1;
        float r22999 = r22997 + r22998;
        float r23000 = atan(r22999);
        float r23001 = atan(r22997);
        float r23002 = r23000 - r23001;
        return r23002;
}

double f_id(double N) {
        double r23003 = N;
        double r23004 = 1;
        double r23005 = r23003 + r23004;
        double r23006 = atan(r23005);
        double r23007 = atan(r23003);
        double r23008 = r23006 - r23007;
        return r23008;
}


double f_of(float N) {
        float r23009 = 1;
        float r23010 = 0;
        float r23011 = r23009 + r23010;
        float r23012 = N;
        float r23013 = r23012 + r23009;
        float r23014 = fma(r23013, r23012, r23009);
        float r23015 = atan2(r23011, r23014);
        return r23015;
}

double f_od(double N) {
        double r23016 = 1;
        double r23017 = 0;
        double r23018 = r23016 + r23017;
        double r23019 = N;
        double r23020 = r23019 + r23016;
        double r23021 = fma(r23020, r23019, r23016);
        double r23022 = atan2(r23018, r23021);
        return r23022;
}

void mpfr_fmod2(mpfr_t r, mpfr_t n, mpfr_t d, mpfr_rnd_t rmd) {
        mpfr_fmod(r, n, d, rmd);
        if (mpfr_cmp_ui(r, 0) < 0) mpfr_add(r, r, d, rmd);
}


static mpfr_t r23023, r23024, r23025, r23026, r23027, r23028;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1424);
        mpfr_init(r23023);
        mpfr_init_set_str(r23024, "1", 10, MPFR_RNDN);
        mpfr_init(r23025);
        mpfr_init(r23026);
        mpfr_init(r23027);
        mpfr_init(r23028);
}

double f_im(double N) {
        mpfr_set_d(r23023, N, MPFR_RNDN);
        ;
        mpfr_add(r23025, r23023, r23024, MPFR_RNDN);
        mpfr_atan(r23026, r23025, MPFR_RNDN);
        mpfr_atan(r23027, r23023, MPFR_RNDN);
        mpfr_sub(r23028, r23026, r23027, MPFR_RNDN);
        return mpfr_get_d(r23028, MPFR_RNDN);
}

static mpfr_t r23029, r23030, r23031, r23032, r23033, r23034, r23035;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r23029, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r23030, "0", 10, MPFR_RNDN);
        mpfr_init(r23031);
        mpfr_init(r23032);
        mpfr_init(r23033);
        mpfr_init(r23034);
        mpfr_init(r23035);
}

double f_fm(double N) {
        ;
        ;
        mpfr_add(r23031, r23029, r23030, MPFR_RNDN);
        mpfr_set_d(r23032, N, MPFR_RNDN);
        mpfr_add(r23033, r23032, r23029, MPFR_RNDN);
        mpfr_fma(r23034, r23033, r23032, r23029, MPFR_RNDN);
        mpfr_atan2(r23035, r23031, r23034, MPFR_RNDN);
        return mpfr_get_d(r23035, MPFR_RNDN);
}

static mpfr_t r23036, r23037, r23038, r23039, r23040, r23041, r23042;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r23036, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r23037, "0", 10, MPFR_RNDN);
        mpfr_init(r23038);
        mpfr_init(r23039);
        mpfr_init(r23040);
        mpfr_init(r23041);
        mpfr_init(r23042);
}

double f_dm(double N) {
        ;
        ;
        mpfr_add(r23038, r23036, r23037, MPFR_RNDN);
        mpfr_set_d(r23039, N, MPFR_RNDN);
        mpfr_add(r23040, r23039, r23036, MPFR_RNDN);
        mpfr_fma(r23041, r23040, r23039, r23036, MPFR_RNDN);
        mpfr_atan2(r23042, r23038, r23041, MPFR_RNDN);
        return mpfr_get_d(r23042, MPFR_RNDN);
}