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

char *name = "Jmat.Real.lambertw, newton loop step";

double f_if(float wj, float x) {
        float r28858 = wj;
        float r28859 = exp(r28858);
        float r28860 = r28858 * r28859;
        float r28861 = x;
        float r28862 = r28860 - r28861;
        float r28863 = r28859 + r28860;
        float r28864 = r28862 / r28863;
        float r28865 = r28858 - r28864;
        return r28865;
}

double f_id(double wj, double x) {
        double r28866 = wj;
        double r28867 = exp(r28866);
        double r28868 = r28866 * r28867;
        double r28869 = x;
        double r28870 = r28868 - r28869;
        double r28871 = r28867 + r28868;
        double r28872 = r28870 / r28871;
        double r28873 = r28866 - r28872;
        return r28873;
}


double f_of(float wj, float x) {
        float r28874 = wj;
        float r28875 = 2;
        float r28876 = pow(r28874, r28875);
        float r28877 = x;
        float r28878 = r28876 + r28877;
        float r28879 = r28874 * r28877;
        float r28880 = r28875 * r28879;
        float r28881 = r28878 - r28880;
        return r28881;
}

double f_od(double wj, double x) {
        double r28882 = wj;
        double r28883 = 2;
        double r28884 = pow(r28882, r28883);
        double r28885 = x;
        double r28886 = r28884 + r28885;
        double r28887 = r28882 * r28885;
        double r28888 = r28883 * r28887;
        double r28889 = r28886 - r28888;
        return r28889;
}

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 r28890, r28891, r28892, r28893, r28894, r28895, r28896, r28897;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(848);
        mpfr_init(r28890);
        mpfr_init(r28891);
        mpfr_init(r28892);
        mpfr_init(r28893);
        mpfr_init(r28894);
        mpfr_init(r28895);
        mpfr_init(r28896);
        mpfr_init(r28897);
}

double f_im(double wj, double x) {
        mpfr_set_d(r28890, wj, MPFR_RNDN);
        mpfr_exp(r28891, r28890, MPFR_RNDN);
        mpfr_mul(r28892, r28890, r28891, MPFR_RNDN);
        mpfr_set_d(r28893, x, MPFR_RNDN);
        mpfr_sub(r28894, r28892, r28893, MPFR_RNDN);
        mpfr_add(r28895, r28891, r28892, MPFR_RNDN);
        mpfr_div(r28896, r28894, r28895, MPFR_RNDN);
        mpfr_sub(r28897, r28890, r28896, MPFR_RNDN);
        return mpfr_get_d(r28897, MPFR_RNDN);
}

static mpfr_t r28898, r28899, r28900, r28901, r28902, r28903, r28904, r28905;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(848);
        mpfr_init(r28898);
        mpfr_init_set_str(r28899, "2", 10, MPFR_RNDN);
        mpfr_init(r28900);
        mpfr_init(r28901);
        mpfr_init(r28902);
        mpfr_init(r28903);
        mpfr_init(r28904);
        mpfr_init(r28905);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r28898, wj, MPFR_RNDN);
        ;
        mpfr_pow(r28900, r28898, r28899, MPFR_RNDN);
        mpfr_set_d(r28901, x, MPFR_RNDN);
        mpfr_add(r28902, r28900, r28901, MPFR_RNDN);
        mpfr_mul(r28903, r28898, r28901, MPFR_RNDN);
        mpfr_mul(r28904, r28899, r28903, MPFR_RNDN);
        mpfr_sub(r28905, r28902, r28904, MPFR_RNDN);
        return mpfr_get_d(r28905, MPFR_RNDN);
}

static mpfr_t r28906, r28907, r28908, r28909, r28910, r28911, r28912, r28913;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(848);
        mpfr_init(r28906);
        mpfr_init_set_str(r28907, "2", 10, MPFR_RNDN);
        mpfr_init(r28908);
        mpfr_init(r28909);
        mpfr_init(r28910);
        mpfr_init(r28911);
        mpfr_init(r28912);
        mpfr_init(r28913);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r28906, wj, MPFR_RNDN);
        ;
        mpfr_pow(r28908, r28906, r28907, MPFR_RNDN);
        mpfr_set_d(r28909, x, MPFR_RNDN);
        mpfr_add(r28910, r28908, r28909, MPFR_RNDN);
        mpfr_mul(r28911, r28906, r28909, MPFR_RNDN);
        mpfr_mul(r28912, r28907, r28911, MPFR_RNDN);
        mpfr_sub(r28913, r28910, r28912, MPFR_RNDN);
        return mpfr_get_d(r28913, MPFR_RNDN);
}