#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 r25897 = wj;
        float r25898 = exp(r25897);
        float r25899 = r25897 * r25898;
        float r25900 = x;
        float r25901 = r25899 - r25900;
        float r25902 = r25898 + r25899;
        float r25903 = r25901 / r25902;
        float r25904 = r25897 - r25903;
        return r25904;
}

double f_id(double wj, double x) {
        double r25905 = wj;
        double r25906 = exp(r25905);
        double r25907 = r25905 * r25906;
        double r25908 = x;
        double r25909 = r25907 - r25908;
        double r25910 = r25906 + r25907;
        double r25911 = r25909 / r25910;
        double r25912 = r25905 - r25911;
        return r25912;
}


double f_of(float wj, float x) {
        float r25913 = x;
        float r25914 = 2;
        float r25915 = r25913 * r25914;
        float r25916 = wj;
        float r25917 = -r25916;
        float r25918 = fma(r25916, r25916, r25913);
        float r25919 = fma(r25915, r25917, r25918);
        return r25919;
}

double f_od(double wj, double x) {
        double r25920 = x;
        double r25921 = 2;
        double r25922 = r25920 * r25921;
        double r25923 = wj;
        double r25924 = -r25923;
        double r25925 = fma(r25923, r25923, r25920);
        double r25926 = fma(r25922, r25924, r25925);
        return r25926;
}

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 r25927, r25928, r25929, r25930, r25931, r25932, r25933, r25934;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(848);
        mpfr_init(r25927);
        mpfr_init(r25928);
        mpfr_init(r25929);
        mpfr_init(r25930);
        mpfr_init(r25931);
        mpfr_init(r25932);
        mpfr_init(r25933);
        mpfr_init(r25934);
}

double f_im(double wj, double x) {
        mpfr_set_d(r25927, wj, MPFR_RNDN);
        mpfr_exp(r25928, r25927, MPFR_RNDN);
        mpfr_mul(r25929, r25927, r25928, MPFR_RNDN);
        mpfr_set_d(r25930, x, MPFR_RNDN);
        mpfr_sub(r25931, r25929, r25930, MPFR_RNDN);
        mpfr_add(r25932, r25928, r25929, MPFR_RNDN);
        mpfr_div(r25933, r25931, r25932, MPFR_RNDN);
        mpfr_sub(r25934, r25927, r25933, MPFR_RNDN);
        return mpfr_get_d(r25934, MPFR_RNDN);
}

static mpfr_t r25935, r25936, r25937, r25938, r25939, r25940, r25941;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25935);
        mpfr_init_set_str(r25936, "2", 10, MPFR_RNDN);
        mpfr_init(r25937);
        mpfr_init(r25938);
        mpfr_init(r25939);
        mpfr_init(r25940);
        mpfr_init(r25941);
}

double f_fm(double wj, double x) {
        mpfr_set_d(r25935, x, MPFR_RNDN);
        ;
        mpfr_mul(r25937, r25935, r25936, MPFR_RNDN);
        mpfr_set_d(r25938, wj, MPFR_RNDN);
        mpfr_neg(r25939, r25938, MPFR_RNDN);
        mpfr_fma(r25940, r25938, r25938, r25935, MPFR_RNDN);
        mpfr_fma(r25941, r25937, r25939, r25940, MPFR_RNDN);
        return mpfr_get_d(r25941, MPFR_RNDN);
}

static mpfr_t r25942, r25943, r25944, r25945, r25946, r25947, r25948;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(848);
        mpfr_init(r25942);
        mpfr_init_set_str(r25943, "2", 10, MPFR_RNDN);
        mpfr_init(r25944);
        mpfr_init(r25945);
        mpfr_init(r25946);
        mpfr_init(r25947);
        mpfr_init(r25948);
}

double f_dm(double wj, double x) {
        mpfr_set_d(r25942, x, MPFR_RNDN);
        ;
        mpfr_mul(r25944, r25942, r25943, MPFR_RNDN);
        mpfr_set_d(r25945, wj, MPFR_RNDN);
        mpfr_neg(r25946, r25945, MPFR_RNDN);
        mpfr_fma(r25947, r25945, r25945, r25942, MPFR_RNDN);
        mpfr_fma(r25948, r25944, r25946, r25947, MPFR_RNDN);
        return mpfr_get_d(r25948, MPFR_RNDN);
}