#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 r18891 = wj;
        float r18892 = exp(r18891);
        float r18893 = r18891 * r18892;
        float r18894 = x;
        float r18895 = r18893 - r18894;
        float r18896 = r18892 + r18893;
        float r18897 = r18895 / r18896;
        float r18898 = r18891 - r18897;
        return r18898;
}

double f_id(double wj, double x) {
        double r18899 = wj;
        double r18900 = exp(r18899);
        double r18901 = r18899 * r18900;
        double r18902 = x;
        double r18903 = r18901 - r18902;
        double r18904 = r18900 + r18901;
        double r18905 = r18903 / r18904;
        double r18906 = r18899 - r18905;
        return r18906;
}


double f_of(float wj, float x) {
        float r18907 = wj;
        float r18908 = 2.0f;
        float r18909 = x;
        float r18910 = r18908 * r18909;
        float r18911 = r18907 - r18910;
        float r18912 = fma(r18911, r18907, r18909);
        return r18912;
}

double f_od(double wj, double x) {
        double r18913 = wj;
        double r18914 = 2.0;
        double r18915 = x;
        double r18916 = r18914 * r18915;
        double r18917 = r18913 - r18916;
        double r18918 = fma(r18917, r18913, r18915);
        return r18918;
}

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 r18919, r18920, r18921, r18922, r18923, r18924, r18925, r18926;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(144);
        mpfr_init(r18919);
        mpfr_init(r18920);
        mpfr_init(r18921);
        mpfr_init(r18922);
        mpfr_init(r18923);
        mpfr_init(r18924);
        mpfr_init(r18925);
        mpfr_init(r18926);
}

double f_im(double wj, double x) {
        mpfr_set_d(r18919, wj, MPFR_RNDN);
        mpfr_exp(r18920, r18919, MPFR_RNDN);
        mpfr_mul(r18921, r18919, r18920, MPFR_RNDN);
        mpfr_set_d(r18922, x, MPFR_RNDN);
        mpfr_sub(r18923, r18921, r18922, MPFR_RNDN);
        mpfr_add(r18924, r18920, r18921, MPFR_RNDN);
        mpfr_div(r18925, r18923, r18924, MPFR_RNDN);
        mpfr_sub(r18926, r18919, r18925, MPFR_RNDN);
        return mpfr_get_d(r18926, MPFR_RNDN);
}

static mpfr_t r18927, r18928, r18929, r18930, r18931, r18932;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18927);
        mpfr_init_set_str(r18928, "2", 10, MPFR_RNDN);
        mpfr_init(r18929);
        mpfr_init(r18930);
        mpfr_init(r18931);
        mpfr_init(r18932);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r18927, wj, MPFR_RNDN);
        ;
        mpfr_set_d(r18929, x, MPFR_RNDN);
        mpfr_mul(r18930, r18928, r18929, MPFR_RNDN);
        mpfr_sub(r18931, r18927, r18930, MPFR_RNDN);
        mpfr_fma(r18932, r18931, r18927, r18929, MPFR_RNDN);
        return mpfr_get_d(r18932, MPFR_RNDN);
}

static mpfr_t r18933, r18934, r18935, r18936, r18937, r18938;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18933);
        mpfr_init_set_str(r18934, "2", 10, MPFR_RNDN);
        mpfr_init(r18935);
        mpfr_init(r18936);
        mpfr_init(r18937);
        mpfr_init(r18938);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r18933, wj, MPFR_RNDN);
        ;
        mpfr_set_d(r18935, x, MPFR_RNDN);
        mpfr_mul(r18936, r18934, r18935, MPFR_RNDN);
        mpfr_sub(r18937, r18933, r18936, MPFR_RNDN);
        mpfr_fma(r18938, r18937, r18933, r18935, MPFR_RNDN);
        return mpfr_get_d(r18938, MPFR_RNDN);
}