#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 r23001 = N;
        float r23002 = 1;
        float r23003 = r23001 + r23002;
        float r23004 = atan(r23003);
        float r23005 = atan(r23001);
        float r23006 = r23004 - r23005;
        return r23006;
}

double f_id(double N) {
        double r23007 = N;
        double r23008 = 1;
        double r23009 = r23007 + r23008;
        double r23010 = atan(r23009);
        double r23011 = atan(r23007);
        double r23012 = r23010 - r23011;
        return r23012;
}


double f_of(float N) {
        float r23013 = 1;
        float r23014 = 0;
        float r23015 = r23013 + r23014;
        float r23016 = N;
        float r23017 = r23016 + r23013;
        float r23018 = fma(r23017, r23016, r23013);
        float r23019 = atan2(r23015, r23018);
        return r23019;
}

double f_od(double N) {
        double r23020 = 1;
        double r23021 = 0;
        double r23022 = r23020 + r23021;
        double r23023 = N;
        double r23024 = r23023 + r23020;
        double r23025 = fma(r23024, r23023, r23020);
        double r23026 = atan2(r23022, r23025);
        return r23026;
}

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 r23027, r23028, r23029, r23030, r23031, r23032;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1424);
        mpfr_init(r23027);
        mpfr_init_set_str(r23028, "1", 10, MPFR_RNDN);
        mpfr_init(r23029);
        mpfr_init(r23030);
        mpfr_init(r23031);
        mpfr_init(r23032);
}

double f_im(double N) {
        mpfr_set_d(r23027, N, MPFR_RNDN);
        ;
        mpfr_add(r23029, r23027, r23028, MPFR_RNDN);
        mpfr_atan(r23030, r23029, MPFR_RNDN);
        mpfr_atan(r23031, r23027, MPFR_RNDN);
        mpfr_sub(r23032, r23030, r23031, MPFR_RNDN);
        return mpfr_get_d(r23032, MPFR_RNDN);
}

static mpfr_t r23033, r23034, r23035, r23036, r23037, r23038, r23039;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r23033, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r23034, "0", 10, MPFR_RNDN);
        mpfr_init(r23035);
        mpfr_init(r23036);
        mpfr_init(r23037);
        mpfr_init(r23038);
        mpfr_init(r23039);
}

double f_fm(double N) {
        ;
        ;
        mpfr_add(r23035, r23033, r23034, MPFR_RNDN);
        mpfr_set_d(r23036, N, MPFR_RNDN);
        mpfr_add(r23037, r23036, r23033, MPFR_RNDN);
        mpfr_fma(r23038, r23037, r23036, r23033, MPFR_RNDN);
        mpfr_atan2(r23039, r23035, r23038, MPFR_RNDN);
        return mpfr_get_d(r23039, MPFR_RNDN);
}

static mpfr_t r23040, r23041, r23042, r23043, r23044, r23045, r23046;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r23040, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r23041, "0", 10, MPFR_RNDN);
        mpfr_init(r23042);
        mpfr_init(r23043);
        mpfr_init(r23044);
        mpfr_init(r23045);
        mpfr_init(r23046);
}

double f_dm(double N) {
        ;
        ;
        mpfr_add(r23042, r23040, r23041, MPFR_RNDN);
        mpfr_set_d(r23043, N, MPFR_RNDN);
        mpfr_add(r23044, r23043, r23040, MPFR_RNDN);
        mpfr_fma(r23045, r23044, r23043, r23040, MPFR_RNDN);
        mpfr_atan2(r23046, r23042, r23045, MPFR_RNDN);
        return mpfr_get_d(r23046, MPFR_RNDN);
}