#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 r18887 = wj;
        float r18888 = exp(r18887);
        float r18889 = r18887 * r18888;
        float r18890 = x;
        float r18891 = r18889 - r18890;
        float r18892 = r18888 + r18889;
        float r18893 = r18891 / r18892;
        float r18894 = r18887 - r18893;
        return r18894;
}

double f_id(double wj, double x) {
        double r18895 = wj;
        double r18896 = exp(r18895);
        double r18897 = r18895 * r18896;
        double r18898 = x;
        double r18899 = r18897 - r18898;
        double r18900 = r18896 + r18897;
        double r18901 = r18899 / r18900;
        double r18902 = r18895 - r18901;
        return r18902;
}


double f_of(float wj, float x) {
        float r18903 = wj;
        float r18904 = 2.0f;
        float r18905 = x;
        float r18906 = r18904 * r18905;
        float r18907 = r18903 - r18906;
        float r18908 = fma(r18907, r18903, r18905);
        return r18908;
}

double f_od(double wj, double x) {
        double r18909 = wj;
        double r18910 = 2.0;
        double r18911 = x;
        double r18912 = r18910 * r18911;
        double r18913 = r18909 - r18912;
        double r18914 = fma(r18913, r18909, r18911);
        return r18914;
}

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 r18915, r18916, r18917, r18918, r18919, r18920, r18921, r18922;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(144);
        mpfr_init(r18915);
        mpfr_init(r18916);
        mpfr_init(r18917);
        mpfr_init(r18918);
        mpfr_init(r18919);
        mpfr_init(r18920);
        mpfr_init(r18921);
        mpfr_init(r18922);
}

double f_im(double wj, double x) {
        mpfr_set_d(r18915, wj, MPFR_RNDN);
        mpfr_exp(r18916, r18915, MPFR_RNDN);
        mpfr_mul(r18917, r18915, r18916, MPFR_RNDN);
        mpfr_set_d(r18918, x, MPFR_RNDN);
        mpfr_sub(r18919, r18917, r18918, MPFR_RNDN);
        mpfr_add(r18920, r18916, r18917, MPFR_RNDN);
        mpfr_div(r18921, r18919, r18920, MPFR_RNDN);
        mpfr_sub(r18922, r18915, r18921, MPFR_RNDN);
        return mpfr_get_d(r18922, MPFR_RNDN);
}

static mpfr_t r18923, r18924, r18925, r18926, r18927, r18928;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18923);
        mpfr_init_set_str(r18924, "2", 10, MPFR_RNDN);
        mpfr_init(r18925);
        mpfr_init(r18926);
        mpfr_init(r18927);
        mpfr_init(r18928);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r18923, wj, MPFR_RNDN);
        ;
        mpfr_set_d(r18925, x, MPFR_RNDN);
        mpfr_mul(r18926, r18924, r18925, MPFR_RNDN);
        mpfr_sub(r18927, r18923, r18926, MPFR_RNDN);
        mpfr_fma(r18928, r18927, r18923, r18925, MPFR_RNDN);
        return mpfr_get_d(r18928, MPFR_RNDN);
}

static mpfr_t r18929, r18930, r18931, r18932, r18933, r18934;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(144);
        mpfr_init(r18929);
        mpfr_init_set_str(r18930, "2", 10, MPFR_RNDN);
        mpfr_init(r18931);
        mpfr_init(r18932);
        mpfr_init(r18933);
        mpfr_init(r18934);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r18929, wj, MPFR_RNDN);
        ;
        mpfr_set_d(r18931, x, MPFR_RNDN);
        mpfr_mul(r18932, r18930, r18931, MPFR_RNDN);
        mpfr_sub(r18933, r18929, r18932, MPFR_RNDN);
        mpfr_fma(r18934, r18933, r18929, r18931, MPFR_RNDN);
        return mpfr_get_d(r18934, MPFR_RNDN);
}